Here’s a collection of the most-read stories on Cleaner.com from the past year. If you missed any of these, now is your chance to catch up with this look back at 2016.

10. Don’t Push the (GVWR) Limit
Exceeding your truck’s GVWR payload capacity can strain the drivetrain and suspension, and lead to cracks in the vacuum tank.

9. What You Need to Know About Confined Space Entry
In January, one of our regularly contributing safety experts explained new OSHA confined-space entry standards that went into effect the latter part of 2015.

8. Hot Tip Saves Toilet Removal
When a Florida plumber tried retrieving plastic toys a customer’s young daughter tossed down the toilet using a closet auger, he had little luck. So he heated the auger head with a torch and his fortunes changed.

7. Becoming PACP Certified
NASSCO’s Pipeline Assessment Certification Program (PACP) has become an industry-wide standard since launching in 2002. Supporting that is the fact this article and a series of PACP practice quizzes that followed were among the most-viewed items on the site this past year.

6. Family Discovers Plumber Never Connected Sewer
In April, an Oregon family found sewage backing up in a downstairs shower, and shortly thereafter discovered that they had never been hooked up to the municipal sewer system following a major upgrade in 1989.

5. Dramatic Rescue: Sewer Worker Survives Trench Collapse
A 32-year-old plumber in Indianapolis was lucky in June when he survived a trench collapse while repairing a sewer line 7 feet deep.

4. SeeSnake Catches Cat
A Pennsylvania plumber used his RIDGID SeeSnake inspection camera to do a simple favor — rescue a kitten that had crawled down a broken drainline. But as it turned out the good deed led to a lot of revenue-generating jobs.

3. Jetter Hose Repair 101
Jetters are put to work in harsh conditions, so eventually the hose will develop a nick or cut. When you want to avoid a more costly replacement, an effective repair can extend the hose’s life.

2. Hydrovac Operators Help Rescue Driver From Burning Vehicle
In June, two California workers were driving their company’s hydroexcavator when they came across a two-vehicle accident. One of the vehicles was on fire and the two men helped put it out with the truck’s high-pressure wand.

1. ‘Poo Diver’ in the Spotlight
An Aussie mechanic combined his love of diving with sewage to create a successful business endeavor.