Radio and radar aerials often carry very high voltages, and radar aerials are liable to move without warning.
Unomathotholo kunye ne-eriyali yesixhobo esibonisa inqwelo-moya zinamandla ombane aphezulu, zona ii-eriyali zesixhobo esibonisa inqwelo-moya ziyakwazi ukusebenza ngaphandle kwemiyalelo.