flask

"The chemist used a glass flask to heat the water for the experiment. "

"He kept a small flask of whiskey in his backpack for a quick drink after school. "

"The student carefully poured the blue liquid from the beaker into the flask for the next step of the experiment. "

"The foundry worker carefully placed the molten metal into the flask, ready for the sand casting mold. "

"The gun crew carefully positioned the cannon's flask within the gun carriage to ensure stability during firing. "

"The dentist used a special flask to invest the patient's new denture, creating a mold for the sections of the appliance. "