Using ethanol to clean thermal sink on heatsink.

[Tavo_Nova]

I sometimes use 70% isopro. takes longer and has to wipe few more times. as 90% or higher is not easy to come by.

 

[Ubrales]

I sometimes use 70% isopro. takes longer and has to wipe few more times. as 90% or higher is not easy to come by.

Yes, the 70% is available at Walmart for $1 per 16-ounce container. Labeled as "Isopropyl Rubbing Alcohol".