Born Learning Academy continues to find teachable moments for young kids in everyday activities. INDEPENDENCE, Ky. â Taking a quick trip to the grocery store and measuring ingredients for a favorite recipe may seem like simple, run-of-the-mill tasks, but for parents with small children they can be teachable moments.
Piperonyl butoxide (PBO) is an organic compound used as a component of pesticide formulations. It is a waxy white solid. It is a synergist. That is, despite having no pesticidal activity of its own, it enhances the potency of certain pesticides such as carbamates, pyrethrins, pyrethroids, and rotenone. It is a semisynthetic derivative of safrole.
Bromothymol Blue is a liquid indicator that can detect presence CO2 in water. It changes color from blue to green, as it detects the presence of the CO2. In very acidic conditions it will turn yellow. It has also been used as an indicator in the NCO (isocyanate) test (where di-n-butylamine is the base and 1N HCl solution is the acid. Green is the endpoint in this titration and yellow is over-shot.