Ukuze sifake ikheshi ngaphakathi kwebhilidi , sisebenzisa izinto ze - aluminium kukho kokubili umgodi kanye nendlu yekhebhi .Isikhala sisetshenziswa ngokugcwele ngedizayini engcono , ikakhulukazi usayizi wekhabhini omkhulu .Ngesikhathi esifanayo , izinto ze- aluminium zingabonisa ingaphandle elingcono .Ukubonisa ubukhazikhazi buka-the umnikazi.