If it rusts long and badly enough, the metal disappears and you're left with a pile of brownish-red powder-rust or iron oxide, which has the same composition as iron ore. Here's why. Iron atoms want to return to their normal state as iron ore, iron oxide, or rust.
Head Custodian Tasks. 1  Meet with management to analyze costs of various facility needs and establish maintenance priorities. 2  Train new employees to ensure safety, cleanliness and efficiency. 3  Oversee all tasks within the custodial department, including cleaning, services, supplies and equipment maintenance.
A custodian is legally responsible for ensuring that an item or person is safe and secure. In investment terms, a custodian is the financial services company that maintains electronic records of financial assets or has physical possession of specific securities. The custodian's client may be another institution, such as a mutual fund, a corporation, or an individual. For example, with an individual retirement account (IRA), the custodian is the bank, brokerage firm, or other financial services company that holds your account.