Select
with the left mouse button a laboratory tool for example a flask from the
glassware locker. Let the mose button loose
and move on the work area. The flask keeps attached to the mouse
pointer.
Before you set the flask with
the left mouse button on the work area you may scale the object.

You may reduce in size or
enlarge by
a) The +/- keys of the numeral keyboard
b) With the wheel of the wheel mouse when you keep
pressed the Strg- key at the same time.
The
standard size is 30. This is 30% of the original size of a tool.
Now place
the flask with a left mouse click on the work area.

Each object has three mouse
sensitive markers:
Yellow: For moving the object.
Blue: To rotate the
object.
Red: To scale the object.
Select as next from the
Tools- Box Destillation The air cooler no. 918.

The red cross wire is the
connection point which you may
place by the shift key or by the middle mouse key
downwards.
Now go
with the cross wire of the air cooler over the fitting of the flask.
You will see that the lock in the bottom bar is
closing.
When you now klick with the
left mouse button, the fitting of the cooler snaps automatically together with
the fitting of the flask.
Select now the thermometer
with fitting (no. 80) an place it over the air cooler.
Repeat these steps with with
other glassware as you like.
You may have a preview by clicking the eye button.