Press release 33/2021 from 23.07.2021 | Last changed: 02.08.2021
First Blue Angel award for concrete products containing recycled aggregates
… against their increased use," explains Dr Alexander Janz, head of department at UBA. "The Blue Angel makes an important contribution to promoting the use of … product group which products and services marked with the Blue Angel must meet. UBA reviews the criteria every three to four years in order to reflect technological …