Clean Harbors is a company that helps clean up stuff like oil and chemicals from places where they shouldn't be, like the ground or water. They had a good last part of the year (Q4) and some people who watch companies are saying that Clean Harbels will do even better in the future. These people work for big companies that help other people decide when to buy or sell parts of Clean Harbors, called stocks. Some of these people changed how much they think each part of Clean Harbors is worth and raised it up a little bit after hearing about their good results. This makes some people who own Clean Harbors stock happy because they think the company will make them more money in the future. Read from source...

- The article is poorly written and lacks coherence. It jumps from one topic to another without providing a clear structure or flow of ideas. The introduction is weak and does not capture the reader's attention or interest.

Possible investment recommendations based on the article are as follows:

- Long Clean Harbors (CLH) with a target price of $210 per share. This is based on the positive Q4 results, the analysts' raise