Disposable diagnostics tests such as pregnancy tests require small batteries or fuel cells to work. Considering that these devices can typically only be used once, an engineer is developing small, nontoxic, inexpensive fuel cells that can be disposed of without ecological impact.There are two reasons why these single-use fuel cells are incredible. First, they are made mainly using paper; and second, instead of relying on lithium, these paper fuel cells use bodily fluids such as saliva and blood.
These tiny paper-based fuel cells run on bodily fluids
More of Today's Solutions
UK aims to tackle drink spiking to protect women and girls
BY THE OPTIMIST DAILY EDITORIAL TEAM The UK government announced a game-changing move to tackle spiking, a crime that has haunted nightlife and endangered ...
Read MoreThese 8 tips will help reduce holiday cooking stress
BY THE OPTIMIST DAILY EDITORIAL TEAM Spice up your holiday cooking with these eight helpful and stress-reducing tips and savor the true joy of ...
Read MoreHow ketamine can help fight depression
Quick acting aid A recent review from the University of Exeter, has shown that the sedative drug ketamine, has therapeutic effects in regards to ...
Read MoreOregon project lets farmers test drive electric tractors
American drivers have plenty of options when it comes to electric cars, but what about farmers? The electrification of the agricultural industry is a ...
Read More
