This oil in the molding process can improve lubrication, to avoid excessive friction between the material and the mold and cause damage, usually the product will be washed away by alkaline substances when leaving the factory. If it is a water-soluble molding oil, general dishwashing detergent and other cleaners can be removed; however, if it is an oily molding oil, it is rumored that the black oil can be removed by rubbing the dough.
However, the safer way is: with the right amount of baking soda and water, or white vinegar and water, cook to boiling, turn off the heat and soak, and then cool, and then according to the normal program to clean with detergents, can be completely removed. It is recommended that you remember to wash away the black oil in accordance with expert advice before using a new stainless steel food container for the first time.
Stainless steel surface oil stains
Tactic one, white wax boiling to residue
Stainless steel products with water, edible white vinegar, with a high fire boiling, repeat 2 times. White vinegar has the effect of descaling, deodorizing and antibacterial, so you don't have to worry about black oil residue.
In addition, now more popular "flour" to wash off the black oil, Xinfa metal that, to "flour" cleaning is not very appropriate, the water is completely dissolved in water, lose the abrasive power of the powder, decontamination, de-oiling effect is not good, but also easy to take out the clumps, resulting in clogging of the water pipe.
Trick two, small steel brush with baking soda to residual
Try not to take the small steel brush brush pot, really have to use, but also in the brush, and then sponge with water to brush once, in order to clean the small steel brush of metal powder debris.
The brush is supposed to be used for "maintenance" of the pots and pans. She would use it to brush the bottom of the pots and pans because sometimes the heat is not controlled well during the cooking process, resulting in scorching on the bottom or sides of the pots and pans, and then it is easy to remove the scorching by using the small steel brush with baking soda or descaling powder.