Latest Piperonyl butoxide Stories
When the EPA phased out the widespread residential use of chlorpyrifos and other organophosphorus (OP) insecticides in 2000-2001 because of risks to child neurodevelopment, these compounds were largely replaced with pyrethroid insecticides.
Scientists have developed a new technique that makes pesticides more effective by removing insects' ability to exhibit resistance. Their research will extend the effective life of current pesticides, significantly reduce the amount that needs to be sprayed and remove the need for farmers to move to stronger and more harmful chemicals.
- Stoppage; cessation (of labor).
- A standing still or idling (of mills, factories, etc.).