Test Strip Expiration Dates; Good Today, Dead Tomorrow?
Food expiration dates are everywhere but according to an article [...]
Diluting Chlorine, Peroxide or Quat Sanitizers is Easy
Chlorine (Sodium Hypochlorite) Chlorine bleach is a common sanitizer/disinfectant used [...]
Ferrite Bar Magnets, 3 Experiments at School/Home
From hospital MRIs to induction cooktops to kitchen cabinet doors, [...]
Phone Camera Loupe “Dissecting Microscope”
to If you’ve taken a biology course, chances are you [...]
Find Water Leaks Fast: Cars, Boats, Roofs, Plumbing
Finding water where it shouldn’t be is a concern for [...]
Belt Tightening to Save Money & Embarrassment
Stuck Indoors for Months, Now What? Belt tightening is an [...]
Introductory Chemistry Molecular Models for Remote Learning
Molecular models are essential tools in the study of introductory [...]
Can 10ppm of Sulfite & Quat Really Mean Zero?
Is 10ppm Really Zero? Test strips make semi-quantitative (fairly accurate) [...]
Branded Beakers: Baristas, Brewers, Distillers Top 11 List
Whether you are a craft brewer or distiller or specialty [...]
Coronavirus/Norovirus: The Art & Science of Handwashing
Coronavirus has been front page news around the world. We [...]