This was done by making cups of coffee using various pouring heights and stream sizes, evaporating the coffee in an oven and then weighing the dissolved solids. Admittedly, most of Mathijssen's ...

you know that drip coffee makers can make the brewing process quick and convenient, but nothing compares to the rich, better-tasting cup of Joe from a pour-over machine. If you’re questing for ...

To back this up with data, they measured the dissolved solids in cups of coffee made with various pouring methods. They found that their new technique did not compromise the coffee’s strength.