Question

______are heavy duty trucks adopted for running
beneath the stillage on which parts are stacked

Answer:
1 life trucks
2 sliding wheel trucks
3 stillage trucks
4 none​

Answer 1

Stillage trucks are heavy-duty trucks adopted for running  beneath the stillage on which parts are stacked.

Option (3) is correct.

Explanation:

• A stillage has a skid with sides to carry the goods.
• On a stillage, it is not necessary to load and unload the goods.
• It is a high and medium-lift truck for picking up and carrying goods from one place to another.
• For example, in the glass industry, a stillage is used to carry the glass sheets.