Connect the catheter and syringe, extract 5-10ml of the treadmill oil. 100% Silicone Treadmill Lube for Belt: Non-toxic, odorless, high temperature resistant, does not freeze at low temperatures (-30 degrees Celsius) and can withstand high temperatures up to 300 degrees Celsius, colorless and transparent pure silicone oil silicone lubricant for treadmill belt specifically tailored for treadmills.