The health inspector is coming to check your safe food handling practices. Don’t panic! All you need to clean safely is a 3 compartment sink, soap, hot water, sanitizer and our test strips. Watch the video below and you should pass with flying colors.
What is pH Litmus Paper?
Litmus paper is the most basic way you can test if a liquid is acidic (pH<7) or basic/alkaline (pH>7). Blue litmus paper turns red in acid and red litmus turns blue in alkaline. What could be simpler? It turns out there’s more to it than you thought.
What is Ammonia?
Ammonia is a simple inorganic molecule with the formula NH3. It has many important industrial and agricultural uses. Ammonia’s low molecular weight (17.031 vs water 18.01528) it useful a tool compound but is also toxic. Two simple and inexpensive ammonia leak detection methods are discussed.
Norovirus, aka Norwalk, is in the news again. It’s sometimes called “stomach flu” but has nothing to do with any influenza virus. It does, however, deliver some nasty symptoms above and beyond your standard winter cold. There are no vaccines or antibiotics that can prevent or relieve symptoms but you can reduce your chances of catching it.
Chlorine bleach is an inexpensive and widely used chemical for sanitizing and disinfecting in restaurants, daycare and hospitals. The recommended concentrations for these can vary by as much as a factor of 50!. Unfortunately, the labels on off the shelf supermarket products are of little use when trying to dilute bleach correctly for most of these uses.
A Matter of Taste?
The range & types of food we eat is truly staggering. Our pantries & refrigerators are full of foods that our pets & other animals can’t, don’t or won’t eat. We evolved from eating small prey or scavenging our protein & gathering what fruits & berries we could to become the ultimate omnivores we are today.
From this has grown a vast food industry that seeks people with finely tuned taste buds and can identify foods that stand out above the others.