A mesh network of temperature probes which measures the internal temperatures of compost piles and wirelessly transmits the temperature data to a computer; Adjustable smartphone and PC tablet stabilizers and mounts; Apparatus and instruments for weighing; Food safety monitoring devices, namely, thermometers, alarms; Loudspeakers, headphones, microphones and CD players; Metal detectors; Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and ...