<span>Body Temperature Regulation
</span><span>Disease Protection and Healing
</span>Carbon dioxide and oxygen transportation
<span>Nutrient and Waste Product Transport
</span><span>Hormone Delivery
</span>
Going to the movies, going to the gym, biking etc.
Just google a list of common household bases and acids. Like lime is a common base and the wiki page will have it's name, purpose and active ingredient right there
