Food-grade lubricants must perform the same technical functions as any other lubricant: provide protection against wear, friction, corrosion and oxidation, dissipate heat and transfer power, be compatible with rubber and other sealing materials, as well as provide a sealing effect in some cases.
Answer:
Why is the point of telling us to use a calculator you're acting like it has every subject in it.
Explanation:
Explanation:
they are diffrent cause refraction is solid and diffrection is liquid