# What are two common acids and two common bases that you might find around the home?

$\text{Muriatic acid and caustic soda}$, and ........
$\text{Vinegar and bicarbonate of soda}$ in the kitchen.
$\text{Caustic soda}$, $N a O H$, as solid pellets is commonly used to clear blocked drains. $\text{Muriatic acid}$ ($\text{hydrochloric acid}$) is sometimes used for cleaning.
Milder acids and bases such as vinegar (5-20% acetic acid) and $N a H C {O}_{3}$ are used in the kitchen.