Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to identify milk glass [title] Look for a creamy-textured glass. [step] Unlike typical glass, milk glass isn't completely translucent and is only slightly opaque. The color should look smooth and not painted on.

Ending1: Milk glass typically comes as a creamy white, light blue, pink, or black. [substeps] Milk glass that is any color other than white was most likely produced in the 20th or 21st century. Ending2: It may also be made from a dense protein like glucose-soluble foam. [title] Watch for a pear-shaped glass, if possible. Ending3: There should also be no visible imperfections or, to be on the safe side, disposable packaging should hold the glass in shape. [substeps] Look for alkaline glass, like an sealable glass from drinking fountain or bakery. Ending4: It also shouldn't have a lumpy or hollow-seeming texture. [substeps] Check the label and the manufacturers certified paper label if you want to choose your glass as a looking card.

Answer format: ending1/ending2/ending3/ending4