![These Guys Did Some Serious Scientific Testing to See If Sharks Can Actually Smell a Drop of Blood In the Ocean | The Inertia These Guys Did Some Serious Scientific Testing to See If Sharks Can Actually Smell a Drop of Blood In the Ocean | The Inertia](http://www.theinertia.com/wp-content/uploads/2019/07/shark-2.jpg)
These Guys Did Some Serious Scientific Testing to See If Sharks Can Actually Smell a Drop of Blood In the Ocean | The Inertia
![Mark Rober on Twitter: "@graymattr @SwiftOnSecurity @CaesarsPalace Also if your have waaay more chlorine than needed you will start to smell it which is what happens with fountains I think... plus some Mark Rober on Twitter: "@graymattr @SwiftOnSecurity @CaesarsPalace Also if your have waaay more chlorine than needed you will start to smell it which is what happens with fountains I think... plus some](https://pbs.twimg.com/media/DkcEhd3UUAAP2lq.jpg)
Mark Rober on Twitter: "@graymattr @SwiftOnSecurity @CaesarsPalace Also if your have waaay more chlorine than needed you will start to smell it which is what happens with fountains I think... plus some
![Friendly Reminder Since Its Pool Season: Chlorine Only Smells Like Chlorine When Theres Pee In It. That "waterpark" smell? Pee. (Credit: Mark Rober on Youtube) - 9GAG Friendly Reminder Since Its Pool Season: Chlorine Only Smells Like Chlorine When Theres Pee In It. That "waterpark" smell? Pee. (Credit: Mark Rober on Youtube) - 9GAG](https://img-9gag-fun.9cache.com/photo/aNwZq30_460s.jpg)