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.
What causes arthritis. Arthritis is name that refers to than a 100 forms of disease involving cartilage damage, swelling, inflammation stiffness and pain primarily, but not exclusively, in the body's joints.Joints are the parts of the body where the bones are connected together.ost forms of arthritis are found in the joints of the body and are characterized by pain and dysfunction The main forms are inflammatory and non inflammatory arthritis Rheu â¦ matoid arthritis (RA) is an autoimmune disease that causes chronic inflammation of the joints.