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.
During this process, they transfer the pathogens first collected by landing on offal. Diseases carried by house flies include typhoid, cholera and dysentery. Other diseases carried by house flies include salmonella, anthrax and tuberculosis. House flies have also been known to transmit the eggs of parasitic worms.