And what is even more important is that it can be mechanised or automated because the exposed surfaces of the tank bulkheads are now smooth.
Okungaphezu koko okubalulekileyo ingaxhotyiswa ngomatshini okanye umshini ozihambelayo ngenxa yomphezulu ovelileyo uyintloko yetanki yezambuku ngoku jika zithambe