mohlala o mong wa tshebedisanommoho o pakeng tsa dikhamphani tsa tshireletso ya merafo, dikhamphani tsa tshireletso tsa poraefete le saps bakeng sa ho lwantsha boshodu ba dimetale tsa bohlokwa.

olu lwaphulomthetho luchaphazela kakhulu uqoqosho njengoko iinkampani zingasakwazi ukuhambisa iimveliso zazo kumazibuko eli ukuze zithunyelwe kumazwe angaphandle.
