00:02
First one, use a small plastic, use a small plastic funnel and remove the, and remove the funnel immediately.
00:17
And remove the funnel immediately after filling, immediately after filling.
00:26
This is recommended because, this is recommended because a small funnel, a small funnel allows for precise, allows for precise filling.
00:44
Small funnel allows for precise filling of the burette, of the burette.
00:52
After removing the funnel, removing the funnel immediately, removing the funnel immediately after filling, after filling prevents any, prevents any residual, prevents any residual liquid in the, liquid in the funnel, liquid in the funnel from dripping into, from dripping into the burette.
01:37
The burette and causing, and causing an overfill, causing an overfill or inaccurate measurement or inaccurate measurement.
01:55
So next one, second one, second one, do not have, sorry, do not leave, do not leave samples under burette, under the burette, do not leave samples under the burette...