Want to know if a well is contaminated? Drop a pill in a vial of water and shake vigorously. If the colour changes, thereâs the answer.
Inspiration can come in many forms, but this one truly was a breath of fresh air.
A group of McMaster researchers has solved the problem of cumbersome, expensive and painfully slow water-testing by turning the process upside-down.
Instead of shipping water to the lab, they have created a way to take the lab to the water, putting potentially life-saving