Eevblog #1295 – what makes a good lab hepa air filter?
What makes a good lab HEPA air filter and purifier? Fran's video: https://www.youtube.com/watch?v=I1gPgBjgK9A Library: https://lbry.tv/$/invite/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/