Parathion-methyl solution is widely used as an insecticide in agricultural practices to control a variety of pests that affect crops such as cotton, rice, and vegetables. It is particularly effective against sucking and chewing insects, including aphids, leafhoppers, and mites. The solution is typically applied as a spray, ensuring thorough coverage of the plant surfaces to maximize its pest-killing efficacy. In addition to crop protection, it is also utilized in public health programs to manage insect populations that can transmit diseases, such as mosquitoes. However, due to its high toxicity to humans and non-target organisms, strict safety measures and regulatory guidelines are followed during its application to minimize environmental impact and health risks. Proper handling, storage, and disposal are essential to prevent contamination and ensure safe usage.