New protective product designed for treating Covid-19 patients

Anna found simple acrylic boxes online used in Taiwan to protect doctors from aerosol sprays. She asked for a better design, leading to the development of a new vacuum-formed plastic box.

What was the initial purpose of the acrylic boxes mentioned in the text?

What materials were considered for improving the design of the acrylic boxes?

What challenges did the teacher face while developing the new version of the box?

How did the design of the acrylic box evolve from its original concept?

What is the significance of the vacuum forming process mentioned in the text?