ISO 23134:2022—Ground Roasted Coffee
The legend goes that in 800 AD, Kaldi, an Ethiopian goat herder, discovered coffee after noticing his goats become very energetic after eating berries from a…
Classifying Soils for Highway Construction with ASTM D3282
There is no doubt that highways, roads, and airfields are crucial for modern transportation, as they literally lay the ground for extensive movement. However, during…
ASTM D2487 Unified Soil Classification System
The meaning of soil varies across disciplines. To geologists—probably those most familiar with soil—it is the product of past surface processes. To engineers, soil is…