If the handle is in very few parts it could be renewed wit epoxy.
Yes, dry battery acid can be dangerous to handle or be exposed to as it can cause skin irritation, burns, and respiratory issues if inhaled. It is important to handle it with care and use proper protective equipment.
the best material for the handle is wood, because it does not get hot and therefore will not burn your hand.
Vinyl
There are several options to fixing a door handle if it is loose. The simplest method is to use exposed screws with a threaded spindle.
dark brown or black
It depends on what material the handle is comprised of.
Typically, the handle of a pot should face away from the front of the stove, particularly if there are small children that may curiously grab at the exposed handle.
The handle was likely made of a material with high thermal conductivity, such as wood or plastic, which does not retain heat well. This would explain why it feels cold even when the pot is hot.
Cooking pots are not made of just one material when it comes to the handle. Some are made of steel, while others are made of cast iron.
You might want to go with this type of solid polyethylene D-grip handle to prevent calluses, but this material might wear out over time.
Light interacts with materials in various ways that impact its transfer. A frying pan on the stove gets hot, even though the handle is not exposed to the flame. Heat conducts through a slab of material across a fixed temperature.
good cooking ware use the material used in public phones for handles.