The Hard Truth About Water
We all know that hard water can be a headache. A simple household task, like cleaning the bathroom sink, turns into a long and laborious scrubbing process. Faucets and bathroom fixtures become the home of [...]
Germapalooza: The Kitchen Sponge
We have spent some time working with Dr. David Webber, a well-practiced microbiologist in the UK, and he can certainly tell you a lot of scary stories about germs. Some things may be better left [...]
Human pH Values
Your body tightly controls pH levels to maintain overall good health. Different components of your body have different pH levels, depending on their bodily functions. Exercise, diet and medications can affect your body’s pH levels. [...]
Lichens and Litmus and pH! Oh My!
Dorothy might have been more fascinated with lions and tigers and bears, but we’ve been making litmus paper since Precision began, and we think it’s just as fascinating. Like the Wizard of Oz, litmus paper [...]
How to Detect Leaks in Sealed Equipment
Equipment designed to be air-tight, such as incubators, pharmaceutical isolators, glove boxes, and the like need to be tested for leaks. An article published in the journal, Clean Air and Environment1, discusses the difference between [...]
Bugs on a Plane
In a world, where flying on a plane is a convenient way to travel, hordes of people are in close quarters, and the potential spread of disease is eminent. One man will embark on a [...]
Tech Talk with Lotioncrafter, Part 3
Contaminants Found in Cosmetics As they say, all good things must come to an end. In the last couple weeks, Lotioncrafter has shared some great information on contaminants in cosmetics, all leading up to [...]
Tech Talk with Lotioncrafter, Part 2
Cosmetic Microbial Test Kits & FDA Regulations We can’t see microbes, and they’re literally everywhere. They’re the sneakiest little sneaky-sneaks you’ve ever seen. Or, not seen. So unless you’re manufacturing cosmetics in a completely sterile [...]
Tech Talk with Lotioncrafter, Part 1
Preventing Contamination in Cosmetics Two years ago, we were demonstrating how to use dipslides, and we tested a spectator’s mascara brush. Above is an image of the dipslide after 48 hours of incubation. Gross, right? [...]
The Human Eye: Perception of Color
We are often asked if we can make test strips or color charts in smaller, closer increments, and we always want to say “YES!”, but we sometimes have limitations. To understand color chart limitations, we [...]
Are you a Supertaster?
Genetic Taste Tests and What They Tell You Many human traits are determined by a single pair of alleles. An allele is an alternative form of a gene, located at a specific position on a [...]
Oops! Errors in pH Measurement
Dipping a test strip into a solution and matching it to a color chart seems easy enough, but what you may not realize is there are outside factors that can affect the results. There are [...]