True: Greases are made by mixing oil and thickeners., Oil is the commonly used lubricant for tools and equipment., False: Use oil on surfaces that are exposed to water., Graphite powder spray is an example of penetrating lubricant., Dry Lubricant is a very low-viscosity oil that could penetrate into narrow spaces of an equipment or mechanical part.,

LESSON 2: Perform Basic Preventive Maintenance

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