A specialized lubricant that is specifically designed for use in internal combustion engines. It is a crucial component in ensuring the smooth and efficient operation of these engines, particularly those found in ships and large industrial machinery.

A specialized lubricant designed for use in trunk piston engines, which are commonly found in smaller marine vessels and stationary power generators. It provides lubrication, reduces friction and wear, prevents corrosion, and maintains engine performance under high temperatures and pressures.