3 ms·One drop in a soup bowl sized petri dish, measure the area it covers.by Cheer2171 2y agoOne drop in a soup bowl sized petri dish, measure the area it covers.komali2 2y agoSurely the first thing to test would be dropping it in increasingly large soup bowls until there's obvious gaps?kqr 2y agoHow would the gaps be obvious? I'm not sure I could tell 1 molecule from 0 molecules when it comes to the thickness of oil film.