A brick could be surgically inserted in the chest of a man who needs a heart transplant. And for just 20000 more dollars that brick could be replaced with a new heart.

Advertising Disclosure: Please note that many links to retailers are affiliate links, which yields a commission for us. allauthor.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon sites.