Uses for Rubbing Alcohol - eep windows frost-free – If you want to do a little frost prevention, wash them with a cup rubbing alcohol mixed with 1 quart water. The next time the temperatures dip you shouldn’t have to do ANYTHING!
Recipe for Windshield De-Icer and an Ice Prevention Spray. Mix one part water to two parts 70 percent isopropyl alcohol in a spray bottle for a homemade de-icing spray. Spray your iced-over windows with the solution and the ice will peel right off.
Make plastic bottles rigid to use as a cloche by forming a reinforcing ring around edge Place cloches over young plants & keep bottle caps off during day to prevent heat build up. Replace caps at night to trap heat and keep plants warm.