1. Musa ukusebenzisa i-rigging eyonakele

2, xa uphakamisa, musa ukujija, ukurhweba

3, musa ukuvumela iqhina lokukrazula

4, ukunqanda ukukrazula i-commissure yokuthunga okanye umsebenzi omninzi

I-5, xa uhambisa i-rigging, ungayitsali

6, ukuphepha umthwalo onamandla okanye owothusayo

7, i-rig nganye kufuneka ihlolwe phambi kokusetyenziswa ngalunye

8, I-Polyester iyaxhathisa kwi-acids ye-inorganic, kodwa isengozini kwii-acids eziphilayo

9. Ipolypropylene ifanelekile ukuba isetyenziswe kwiindawo ezixhathisa kakhulu kwiikhemikhali

I-10, i-nylon inamandla okuxhathisa i-acids ye-inorganic, isengozini kumonakalo we-asidi ye-organic

11. Xa inayiloni imanzi, inokulahlekelwa ukuya kuthi ga kwi-15%.