|
|
|
Species-rich floras of chalk grassland compared to species-poor floras of acid soils.
Iridium-Rich Layer of Clay
An engine will not run if the air–fuel mixture is either too rich or too lean.
When the exhaust is rich, the output of a zirconia oxygen sensor is above 450 mV.
Breakfast cereals rich in iron, vitamin D and vitamin B-12
The heart and its major blood vessels. Oxygen-rich blood is pumped from the lungs to the left