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Several classes of friction modifier additives exist, the main examples being organic friction modifiers (OFMs), oil-soluble organo-molybdenum additives, functionalized polymers, and dispersed nanoparticles. [1] OFMs are amphiphilic surfactants, such as fatty acids, often derived from fats and vegetable oils.
The choice of additives is determined by the use, e.g. the oil for a diesel engine with direct injection in a pickup truck (API Service CJ-4) has different additives than the oil used in a small gasoline-powered outboard motor on a boat (2-cycle engine oil).
Dry lubricants or solid lubricants are materials that, despite being in the solid phase, are able to reduce friction between two surfaces sliding against each other without the need for a liquid oil medium. [1] The two main dry lubricants are graphite and molybdenum disulfide. They offer lubrication at temperatures higher than liquid and oil ...
A variety of oils and greases are used, because they retain their lubricity even in cases of almost complete oil loss, thus finding a use in critical applications such as aircraft engines. When added to plastics , MoS 2 forms a composite with improved strength as well as reduced friction.
$14.99 at amazon.com. Depending on the brand of windshield wiper fluid used, Burgett says the methanol, ethanol, isopropyl alcohol and glycols, or a combination of these ingredients in the formula ...
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6. Bottled Water. While it might seem like a stretch to call the entire bottled water industry a scam … it kinda is. Most bottled water companies simply take municipal water and filter it for ...
Zero-coupon bonds pay no interest over time but are sold at a discounted face value. Zeros may be a good option for investors looking to meet a financial goal down the road, as they lock in a set ...