This form of circlip often used in assemblies subjected to strong centrifugal forces, is also secure against high rotational speeds. Lugs with holes are provided for rapid fitting or removal with circlip pliers.his form of circlip often used in assemblies subjected to strong centrifugal forces, is also secure against high rotational speeds. Lugs with holes are provided for rapid fitting or removal with circlip pliers.
Frequently Asked Questions about Black Fly Dangers. Q: Can Black Flies carry diseases? A: Yes, they have been known to transmit diseases to humans and animals. In Africa, Central America and South America, Black Flies can transmit two diseases to humans: onchocerciasis, known as âriver blindness,â and mansonellosis.
Some travel-related infections are spread through the bites of insects, such as mosquitoes (which carry malaria, mah-LAIR-e-uh, and yellow fever) or flies (for example, the tsetse, SET-see, fly can carry trypanosomiasis, trih-pan-o-so-MY-uh-sis). bite from an infected mosquito can transmit filariasis (fih-luh-RYE-uh-sis), a parasitic disease that affects the lymphatic system * . When the infected mosquito feeds, tiny worms pass from it to the person, where they travel to and grow in the lymph vessels.