Australiaâs tallest trees can be found in the south-west of Western Australia in the Valley of the Giants. Giant tuart, karri, and rich red jarrah which live for up to 500 years can be found here.
Feeler gauge set. A feeler gauge is a tool used to measure gap widths. Feeler gauges are mostly used in engineering to measure the clearance between two parts. They consist of a number of small lengths of steel of different thicknesses with measurements marked on each piece.
A rain gauge is an instrument used to measure the amount of liquid precipitation over a certain length of time. In its simplest sense, a rain gauge is nothing more than a can which collects water which falls from the sky as rain. The depth of the rain can be measured with a ruler.