Filtración: lo que une al café y al papel

The video explains the process of making coffee by grinding beans and mixing them with hot water, leading to the dissolution of taste and color particles. It highlights the problem of insoluble coffee grounds in the early 20th century and how Melita Benz invented paper coffee filters to solve this issue. The video also discusses the concept of filtration and its impact on modern coffee making.

What happens to the taste and color particles when coffee is mixed with hot water?

• They change color.

• They remain solid.

• They dissolve in the water.

• They evaporate.

Why did people in the early 20th century find drinking coffee unpleasant?

• The coffee was too hot.

• The coffee was too bitter.

• They had to consume ground coffee.

• The coffee was too sweet.

What innovative solution did Melita Benz come up with to improve coffee brewing?

• Using paper to filter coffee.

• Boiling coffee longer.

• Adding sugar to coffee.

• Using a metal filter.

What is the primary function of a coffee filter?

• To add flavor to the coffee.

• To cool down the coffee.

• To heat the coffee.

• To allow liquid to pass while retaining solids.

What is the process called that separates solids from liquids using a filter?

• Evaporation

• Condensation

• Filtration

• Distillation