Copper foil tape and copper-impregnated fabric eliminated 99.7% of one virus, but the other two viruses are inconclusive. Ready to board the bus. Taufik...
...It's the size, peel off the tape, and stick it to your door. ... can be used safely in septic tank systems, sewer systems, PVC and copper as well as steel and... You can stop spending money on aluminum foil (and the earth...