The W stands for WINTER, this is commonly mistaken by many who consider this to stand for Weight. The number before the W represents the viscosity (thickness) and rates the oil’s flow at -17.8 degrees Celsius.
Engine oil should be kept in a sealed, suitable container and kept separate from other waste before being disposed. Do not mix the oil with other substances as this will make your waste oil difficult to recycle.
Engine oil is the most essential fluid in your vehicle. It decreases friction, lubricates engine components, and lessens wear and tear. Additionally, it possesses significant cooling and detergent qualities.
The recommended storage time for lubricant oils and lithium-based greases is 12 months. Store inside or undercover and avoid storing in extreme temperatures and keep away from potential contamination such as dust, etc.