Note that water is used both in cleansing the clay of impurities and in giving it the right consistency and pliancy for it to be made into a vessel, even a delicate one.
ثُمَّ يَلْزَمُ أَنْ يَزِيدَ مِقْدَارًا مُنَاسِبًا مِنَ ٱلْمَاءِ عَلَى ٱلطِّينِ وَيَبْدَأَ بِعَجْنِهِ حَتَّى يَظَلَّ مُحَافِظًا عَلَى شَكْلِهِ بَعْدَمَا يَتِمُّ صَوْغُهُ .‏