Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
No. It is quite explicit in the rules that lubricants are NOT allowed. Be aware that many lubricants will attack the plastic used in LEGO elements, rendering your robot a horrible mess. If you are trying to reduce friction on an axle bearing, design the support properly. An axle supporting the weight of a robot should not pass through just one beam.
