AA cells can be installed in a socket of larger diameter than itself, if you wrap it in several layers of paper, foam or any other available material suitable for this purpose. For example, a galvanic cell AAA can be installed in a standard socket AA.
If the length of the socket is greater than the length of a galvanic cell between their respective contacts should be inserted in a folded several times a piece of aluminum foil.
Recommend to read
FIND AT A GLANCE
Who has ever dug in their boxes with all sorts of nuts or washers, he knows how sometimes it is difficult to find names-but the nut or washer that you need. My advice will save you...
ATTENTION! THE TARGET IN THE AIR
"...In the snow two wide pits. In the middle of their wooden houses to install guns the muzzles up. Log cabins are easy to rotate and allow you to hit a flying airplane" — says in "Notes...
