https://www.selleckchem.com/pr....oducts/ddr1-in-1.htm
The aim of our study is to estimate the abundance and sources of floating microplastics (MPs) along a coastal lagoon ecocline in a marine conservation unit (MCU) for implementing effective prevention and mitigation actions in South Brazil. MPs were sampled monthly, and the abundance and size were determined for hard solids, soft plastic, plastic filaments, and paint fragments. Attenuated total reflectance Fourier transform infrared spectroscopy (ATR-FTIR) analysis was performed, and the MPs were classified as polyethylene, polyester,

https://www.carehawk.com/mass-....notification-systems
Serving Safer Schools Every Day and in Times of Crisis We’re dedicated to developing life safety communication technologies that alert, inform, and instruct staff and students through everyday activities and during emergency situations, so you can focus on what’s important – learning. The Informed Classroom Communications System Connect with the classroom and ensure staff and students receive timely, clear, and accessible alerts and instructions. Beyond the Classroom Communications in hallways, on school grounds, and beyond Your Schoo