Yes, a mason would use a spirit level often to make sure his layers of stone or brick were level.
A spirit level tells if things are horizontal or vertical
im not so sure about the spirit level but a botanist
Paul H Masoner has written: 'A design for teacher education' -- subject(s): Training of, Teachers
It is a botanist...
bricklayer
A bricklayer, or a builder.
A Bricklayer, slab layer , tiler.
could be a bricklayer
A spirit level is used by bricklayers, builders, in home improvement, and anyone who needs to ensure that something is level (such a shelves, etc). It is also used in levelling up a static or mobile caravan.
A spirit level, bubble level, or simply a level, is an instrument designed to indicate whether a surface is horizontal (level) or vertical (plumb).
Use of a spirit level is to find out if things are level.
A spirit level tells if things are level, horizotally or vertically.