The research aims to optimize the investment in solar cooling process using two models of vessels (clay- mineral).The study was conducted at the site of Tartous in the month (the fourth - fifth - sixth) years (2013) and that the fruits of the tomato study, she stated that the pottery is causing a drop in temperature between )4-6( degrees Celsius, and that the metal causes the low temperature range between (3-5 ) degrees Celsius although the fruits of tomatoes preserved pottery vessels have not undergone any damage of its structure or texture during the period of conservation (27 days) compared to the control which is exposed to damage during the (12 days) .