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2. Sulfuric acid - Wikipedia

   en.wikipedia.org/wiki/Sulfuric_acid

   Concentrated sulfuric acid is a strong oxidant with powerful dehydrating properties, making it highly corrosive towards other materials, from rocks to metals. Phosphorus pentoxide is a notable exception in that it is not dehydrated by sulfuric acid but, to the contrary, dehydrates sulfuric acid to sulfur trioxide. Upon addition of sulfuric acid ...

3. Sulfurous acid - Wikipedia

   en.wikipedia.org/wiki/Sulfurous_acid

   Sulfurous acid is commonly known to not exist in its free state, and due to this, it is stated in textbooks that it cannot be isolated in the water-free form. [4] However, the molecule has been detected in the gas phase in 1988 by the dissociative ionization of diethyl sulfite. [5]

4. Piranha solution - Wikipedia

   en.wikipedia.org/wiki/Piranha_solution

   Molecular models of the different molecules active in Piranha solution: peroxysulfuric acid (H 2 SO 5) and hydrogen peroxide (H 2 O 2). Piranha solution, also known as piranha etch, is a mixture of sulfuric acid (H 2 SO 4) and hydrogen peroxide (H 2 O 2).

5. 5 low-effort, high reward couple costume ideas for your next ...

   www.aol.com/5-low-effort-high-reward-120211800.html

   Here are some last-minute, low-effort, high-reward costumes that you can wear to the next shindig: Halloween costumes: Couples costumes to match your beau or bestie this Halloween, ...

6. Globally Harmonized System of Classification and Labelling of ...

   en.wikipedia.org/wiki/Globally_Harmonized_System...

   The pictogram for harmful substances of the Globally Harmonized System of Classification and Labelling of Chemicals.. The Globally Harmonized System of Classification and Labelling of Chemicals (GHS) is an internationally agreed-upon standard managed by the United Nations that was set up to replace the assortment of hazardous material classification and labelling schemes previously used around ...

7. The spellbinding history of Halloween costumes and how they ...

   www.aol.com/lifestyle/spellbinding-history...

   From spooky to sexy to just plain bizarre, the custom of dressing up every Oct. 31 has had a lot of twists and turns. Here’s a look back at the history behind Halloween costumes and getting all ...

8. Work-Appropriate Halloween Costumes That'll Be the Talk of ...

   www.aol.com/52-appropriate-costumes-thatll-talk...

   The Grady Twins Costume. You know what they say—“All work and no play makes Jack a dull boy!" So have some fun at the office this year by grabbing your work bestie and going as the sisters ...

9. Chemical burn - Wikipedia

   en.wikipedia.org/wiki/Chemical_burn

   The main types of irritant and/or corrosive products are: acids, bases, oxidizers / reducing agents, solvents, and alkylants. Additionally, chemical burns can be caused by biological toxins (such as anthrax toxin) and by some types of cytotoxic chemical weapons, e.g., vesicants such as mustard gas and Lewisite, or urticants such as phosgene oxime.