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2. Test tube brush - Wikipedia

   en.wikipedia.org/wiki/Test_tube_brush

   A Babcock test bottle brush is a specialised test tube brush designed for cleaning bottle neck flasks. It has an extra long radial bristle tip that is flexible enough to enter the narrow neck of various laboratory glassware, and fan out at the bottom of the chamber for efficient cleaning.

3. Erlenmeyer flask - Wikipedia

   en.wikipedia.org/wiki/Erlenmeyer_flask

   Erlenmeyer flasks' narrow necks can also support filter funnels. The final two attributes of Erlenmeyer flasks make them especially appropriate for recrystallization. The sample to be purified is heated to a boil, and sufficient solvent is added for complete dissolution. The receiving flask is filled with a small amount of solvent, and heated ...

4. Laboratory glassware - Wikipedia

   en.wikipedia.org/wiki/Laboratory_glassware

   Cleaning laboratory glassware is a frequent necessity and may be done using multiple methods depending on the nature of the contamination and the purity requirements of its use. Glassware can be soaked in a detergent solution to remove grease and loosen most contaminations, these contaminations are then scrubbed with a brush or scouring pad to ...

5. 'Shocking and unconscionable': Joe Biden mourns victims of ...

   www.aol.com/news/shocking-unconscionable-joe...

   President Joe Biden urged Congress to pass 'commonsense' gun-safety laws following Wisconsin school shooting that killed two and wounded six others

6. Free Online Games: Play board games, card games, casino games ...

   www.aol.com/games

   Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.

7. Spray (liquid drop) - Wikipedia

   en.wikipedia.org/wiki/Spray_(liquid_drop)

   This value depends on the spray pattern distribution and the spray angle. Generally, solid stream nozzles or narrow spray angle flat fan nozzles are used for applications in which high impact is desired, such as cleaning. When a nozzle is used for cleaning, the impact or pressure is called impingement.

8. Ohio governor signs transgender bathroom ban for students - AOL

   www.aol.com/ohio-governor-signs-transgender...

   Republican Ohio Gov. Mike DeWine has signed a transgender bathroom ban for students into law. The law requires students in the state's K-12 schools, as well as colleges and universities, to use ...

9. Hydraulic rescue tool - Wikipedia

   en.wikipedia.org/wiki/Hydraulic_rescue_tool

   A spreader is a hydraulic tool that is designed with two arms that come together in a narrow tip, and that uses hydraulic pressure to separate or spread the arms. The tip of the tool can be inserted into a narrow gap between two vehicle panels (such as between two doors, or between a door and a fender), then operated to create or widen an opening.