Commonly misspelled / mislabeled / misrepresented things - what are your pet peeves!

[Art]

Please share the commonly misspelled / mislabeled / misrepresented things you see and hear!

You know what I'm talking about!

Liquid CO2 = Excel, glutaraldehyde, etc.
PH = pH

 

[Quagulator]

"Hardwater" / "Softwater" = High GH / Low GH

 

[plantnoobdude]

Every. single. Rotala.

 

[Quagulator]

Every. single. Rotala.

and the great Rotala "indica" vs "Bonsai" debacle.

 

[JPog]

A popular fertilizer being call COMPREHENSIVE still an issue for newbies.

 

[Quagulator]

Water parameters being labeled as "good" or "perfect" - even though that are typically represented or asked for in terms of Ammonia / Ammonium - Nitrite, Nitrate, GH, KH, pH etc.

 

[Mr.Shenanagins]

Here’s a timeless classic, “wow cool fish tank, saltwater right?”