“I would either change the routine, the lights, or if I had two people, I could crisscross. Another thing I did was make big lighted signs… I made different ones for whatever happened to be the theme ...
On YouTube, Liza from Liza's Delicious Recipes prides herself on having discovered "the easiest way to make croissants ... producing "light, airy, golden, flaky and buttery croissants".
Now imagine scaling that risk up to biomanufacturing, which uses living cells to make a range of stuff ... Ultraviolet (UV) light is another. Yet until recently, generating enough UV-C light ...