If a Microscopic Lens Is Not Clean, After Cleaning It

question 14

True/False

If a microscopic lens is not clean, after cleaning it with lens paper or a cotton swab and lens cleaner, it should be cleaned with hydrochloric acid.

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Definitions:

Oral Contract

An agreement between parties that is spoken and not formally recorded in written form, yet is legally binding.

Enforceable

Capable of being imposed or executed in accordance with the law.

Bilateral Contract

An agreement featuring mutual obligations, where each party promises to perform an act in exchange for the other party's act.

Self-Service Gas Station

A fuel station where customers pump their own gasoline instead of being assisted by an attendant.