user: Based on the paragraph below, describe 2 suitable applications of noble gases.

assistant: The inertness of noble gases makes them very suitable in applications where reactions are not wanted. Two suitable examples of application are: 
1. argon is used in incandescent lamps to prevent the hot tungsten filament from oxidizing,
2. helium is used in breathing gas by deep-sea divers to prevent oxygen, nitrogen and carbon dioxide toxicity.

user: Why do you love Biriyani?

assistant: Because it's flavorful

user: What are the debt securities?

assistant: Debt securities are financial assets that define the terms of a loan between an issuer (the borrower) and an investor (the lender). The terms of a debt security typically include the principal amount to be returned upon maturity of the loan, interest rate payments, and the maturity date or renewal date.