(Melting ice.)
Other types of necessities (in conjunction with putting frozen liquids and warm areas): child, oneg Shabbos, etc.
 
                        
                    If One Salted Some Vegetables Which They Were Not Allowed To, Are They Allowed to Eat It? How Much Salt Is Not Allowed? Is...
 
                        
                    hanging window shades; Venetian blinds; picture frames on Shabbos.
 
                        
                    How to Work with the Light in the Refrigerator on Shabbos. Part 2;