An erlenmeyer flask corked with a liquid with bubbles inside. 

Potion With Bubbles

Safe Box 

A percentage sign on a price tag or banner, indicating a sale or discount.

A percentage symbol represented by a straight diagonal line with two dots on each side.

A saving game frame with a floppy disk, clouds and a loading bar.

A round-bottom flask corked with a liquid with bubbles inside.

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.