Just as hoses are more likely to leak than the ship's firemains, so flexible electric cables on portable apparatus are more likely to leak than the ship's permanent wiring.
Njengokube amuthumbu enokufanela ukuvuza na kunentleko mlite yenqanawe, ko intambe zombane ezithambileyo ezikwizixhobo eziphathekayo zinake ukuvuza nakuneentambo ezisigxinci zenqonawe.