HF alkylation is a chemical process used in the petroleum industry to produce high-octane gasoline. However, this process generates a hazardous byproduct known as hydrogen fluoride (HF), which is a highly toxic gas and can cause severe burns and respiratory damage. To prevent the release of HF into the environment and protect workers from exposure, it is important to remove HF from the process stream using specialized equipment. One of the most effective methods for HF removal is through the use of fluoride scavengers. Fluoride scavengers are chemical compounds that react with HF to form stable, non-toxic compounds that can be safely disposed of. These scavengers are typically added to the process stream before the reactor and are designed to capture HF as it is generated. There are several types of fluoride scavengers available, including solid adsorbents, liquid scavengers, and hybrid systems. Each type has its advantages and disadvantages, and the choice of scavenger depends on the specific process conditions and requirements.