| There are many uses for fluorochemicals
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| | obvious. There are several metals (sodium
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| and organic halocarbon compounds in
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| | and potassium) and other compounds
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| industry and commerce. Sometimes
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| | (liquid fluorine and chlorine
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| fluoro-chemicals are the safer
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| | trifluoride) that don't play well with
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| alternative to chemicals that were
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| | these synthetic oils.
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| designed to use chlorine instead. There
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| | Other industrial uses for fluorochemical
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| are many medical applications of
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| | lubricants involve those with the longest
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| halocarbon chemicals, too, such as a wide
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| | chains - synthetic waxes. These are very
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| range of anaesthetic compounds. However,
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| | often used in conjunction with the metals
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| the most directly industrial use is as
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| | industry as coatings. While waxes are
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| the wide range of synthetic, inert oils
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| | most often used with finished products,
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| available today.
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| | oils are sometimes used to coat the
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| Perhaps most notably, these oils are
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| | inside of pumps that may be used with
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| entirely synthetic - using no hydrocarbon
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| | highly reactive substances.
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| constituents - these synthetic oils are
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| | Many industries that routinely use
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| totally inert and able to be used in
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| | dangerous chemicals rely upon inert oils
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| applications with pure high pressure
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| | and lubricants. The bleaching of wood
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| oxygen or chlorine. They are also
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| | pulp for paper and (ironically perhaps)
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| unusually resistant to degradation, even
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| | the treatment of water sources with
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| under extreme conditions such as those
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| | chlorine and are two examples of
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| encountered at a foundry, as in the case
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| | industries that are dependent upon
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| of metalworking fluids.
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| | halocarbon oils to keep safe. Many
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| Of course, fluorine is a remarkable and
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| | chemical firms rely upon such inert oils
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| dangerous substance. Utterly toxic in its
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| | as inert solvents.
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| native form, it tightly bonds with other
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| | There are several "aggressive" substances
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| atoms. Its reactions are intense and
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| | that require equipment to be coated or
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| unique. In the case of inert oils or
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| | lubricated with a substance that will
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| lubricants, the hydrogens of a typical
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| | stand up to chemical attack.
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| petrochemical lubricant are all removed,
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| | Fluorochemicals are especially good at
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| leaving only fluorine and chlorine
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| | resisting chemicals such as full-strength
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| tightly in their place.
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| | hydrogen peroxide, chlorine and liquid
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| It is no wonder that the use of
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| | oxygen. Many labs choose to use inert
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| fluorochemical lubricants has been so
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| | lubricants as high temperature grease to
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| widespread in industry. Possibly, the
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| | lubricate lab equipment.
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| only thing keeping synthetic oil from
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| | Just as synthetic lubricants are suitable
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| being far more widely adopted is the
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| | for high temperature applications, they
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| price associated with them. This is a
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| | are also ideally suited to very low
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| consequence of the danger and complexity
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| | temperature applications because the
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| inherent with fluorochemical manufacture.
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| | viscosity can be very finely tailored to
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| Some industries have a choice and prefer
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| | the job. As you might expect from the
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| to stick with other options, though
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| | same element that is at the core of
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| recycling halocarbon oils can make the
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| | non-stick coatings for frying pans, these
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| cost of their use lower.
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| | inert lubricants remain quite slippery
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| However, at the turn of the 21st century,
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| | even under adverse conditions.
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| there are plenty of industries and trades
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| | Because fluorinated synthetic lubricants
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| where fully synthetic lubricants are
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| | are fully oxygen compatible, they are
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| absolutely necessary, such as the
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| | safe to use in even the most intense
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| machining of zirconium, tungsten,
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| | applications, such as situations where
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| tantalum or niobium. These exotic metals
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| | pure oxygen is kept under high pressure
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| have become far more widespread since the
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| | and when other lubricants and sealants
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| widespread adoption of metalworking
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| | would have been oxidized away. Anyone who
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| fluids. At this time, they cannot be
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| | has ever worked with compressed or liquid
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| reliably fabricated in the same manner
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| | oxygen knows that practicing oxygen
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| without high temperature, inert oils.
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| | safety is the first and foremost concern
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| Synthetic oils are also used in high
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| | working with such systems. Having inert
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| temperature and high performance
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| | lubricants you can rely upon is a relief
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| automobile applications, though their
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| | for professionals that didn't enjoy such
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| major use in transportation is with
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| | a degree of safety in the past.
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| aerospace. Bearings and gears are
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| | In addition to its use as a synthetic
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| especially likely to use inert lubricants
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| | lubricant, fluorochemical oils and
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| because of high temperatures and oxygen.
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| | compounds can also be used to repel water
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| Many such synthetic lubricants have been
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| | and soil and is often used on high
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| inspected and approved by NASA, among
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| | traffic fabrics as a repellent.
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| others.
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| | The use of inert oils as synthetic
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| That said, there are some instances where
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| | lubricants and metalworking fluids,
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| the usual benefits of using a synthetic
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| | suitable for high or low temperature use
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| lubricant are negated by an unfortunate
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| | with some of the most reactive chemicals
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| reaction. As is typical for a
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| | on Earth make fluorochemical oils a very
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| fluorochemical compound, when something
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| | important part of several important
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| doesn't work, it is readily or painfully
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| | industries.
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