ʻAʻole hiki ke hoʻokaʻawale ʻia ka ulu ʻana o ka nohona hou mai ka ulu ʻana o ka ʻoihana, ʻo ia ke kumu o ka ulu ʻana o ka nohona.

I ka hana ʻoihana, nui nā mīkini a me nā lako e pono ai nā ʻāpana laholio silicone kiʻekiʻe. Hāʻawi ʻo JWT i nā lawelawe no nā lako kaumaha, nā mea hana mana, ke kūkulu ʻana, ka halihali lehulehu, a me nā lako palekana uila, a pēlā aku. ʻO kēlā me kēia kikoʻī o nā ʻāpana laholio silicone, inā ʻoe e hāʻawi i nā kiʻi a i ʻole nā ​​​​laʻana, hiki iā mākou ke hoʻopilikino i nā huahana no ʻoe.