AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/cdl-hazmat-cargo-tanks

What do baffles inside a liquid tank help control?

Start playing free

  1. Side-to-side surge only
  2. Forward and backward surge
  3. The liquid's temperature

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every CDL Driver Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. California Commercial Driver Handbook (DMV) www.dmv.ca.gov/portal/file/california-commercial-driver-handbook-pdf Checked 2026-10-10.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Trucking (CDL)Which CDL class do you need for a combination over 26,000 lbs towing a trailer over 10,000 lbs?Trucking (CDL)A single truck rated 26,001 lbs or more, towing nothing over 10,000 lbs, needs which CDL class?Trucking (CDL)A smaller vehicle needs a Class C CDL when it carries hazmat that needs placards or how many people?

That's stuff everyone should know.