A large pipeline fire has caused concern for many residents in the area, including what is emitting into the air.

Take a trip through the grocery store or stop at a fast-food restaurant. From packaged produce to meat, canned foods to fast food, you name it, it probably contains some form of a chemical used to make plastic.

A shelter-in-place was issued for some La Porte residents on Monday due to a chemical emergency at a nearby plant.

A town hall meeting is scheduled for Tuesday evening to discuss questions and lawsuits related to contamination concerns in Houston’s 5th Ward and Kashmere Gardens.

BAYTOWN, Texas – A leak Monday at a sulfuric acid plant in Baytown prompted other nearby facilities to conduct air monitoring, which officials said has come back normal. “No one was injured, nor did any H2S travel off site.”Baytown officials said that some facilities in the area began monitoring air quality as a precaution because of the leak. Jermy Eikenberry, a spokesman for the ExxonMobil facility in Baytown said that the plant was among those facilities and that all results showed normal air quality levels. Officials in Baytown echoed Eikenberry’s statement, saying that so far all air quality testing is satisfactory. According to the company website, EcoServices provides sulfuric acid to oil refineries.

Friday morning’s explosion at a Houston machining and manufacturing company is burning propylene into the air. Authorities had initially stated that the chemical was polypropylene but later corrected themselves and said propylene is the chemical that was burning following the explosion. Propylene can be used as an alternative to propane for heating and cutting “due to its superior combustion performance,” according to Linde-gas.com. Chemical and plastic industries also rely on propylene as gas. According to the Encyclopedia Britannica, propylene can also be used to manufacture a variety of resins, fibers and elastomers - synthetic polymers that have elastic properties.