1) Use a charged strip of gold foil placed between charged metal plates. The foil will be attracted to the opposite charge. 2) Use grains of a material such as semolina - the material lines up in the electric field.
There are two basic types of life insurance beneficiaries: Primary beneficiary: The primary beneficiary is the person (or persons) who will receive the proceeds of the life insurance policy when the insured person dies. However, the primary beneficiary will not receive any proceeds if he or she dies before the death of the named insured.
For example, if you have a $100,000 life insurance policy, you can name your daughter as the sole primary beneficiary, meaning she gets the entire $100,000, or you could name your daughter and son both as primary beneficiaries, meaning they each receive $50,000.