Fipronil is a broad use insecticide that belongs to the phenylpyrazole chemical family. Fipronil is used to control ants, beetles, cockroaches, fleas, ticks, termites, mole crickets, thrips, rootworms, weevils, and other insects.Fipronil is a white powder with a moldy odor.ipronil is used to control ants, beetles, cockroaches, fleas, ticks, termites, mole crickets, thrips, rootworms, weevils, and other insects. Fipronil is a white powder with a moldy odor.
While the cause of rheumatoid arthritis is not clear, it is believed to involve a combination of genetic and environmental factors. The underlying mechanism involves the body's immune system attacking the joints. This results in inflammation and thickening of the joint capsule. It also affects the underlying bone and cartilage.
Septic arthritis. Septic arthritis causes inflammation of a joint because of a bacterial infection. Septic arthritis is also known as infectious arthritis or bacterial arthritis. Septic arthritis often affects the knees and hips, and may affect one joint or more than one at the same time.eptic arthritis can be caused by bacteria spreading from another area of the body. It can also be caused by a bacterial infection from an open wound, contaminated needle or an opening from a surgical procedure such as knee surgery.