3. General Safety Instructions
To avoid the risk of property damage, serious injury or death:
3. General Safety Instructions
To avoid the risk of property damage, serious injury or death:
1.
Read carefully and fully understand the instructions before starting assembly of this kit.
2.
This kit is intended only for use by persons 12 years old and up, and only under the
supervision of adults who have read and understood the instructions in this user manual.
3. When assembling this kit, tools may be used. Extra care should be taken to avoid personal
injury.
4.
Some parts are small and fragile: please be careful when handling and connecting parts to
avoid breakage. Handle all parts and components with care.
5.
Do not attempt to use any part, item, or component provided in this kit for any other purpose
than what is instructed in this manual. Do not attempt to disassemble any part, item or
component in this kit.
6. Do not attempt to ingest or drink new or used liquids needed for the purpose of this
experiment kit.
7. Keep ethanol away from the fire or flame source while you are mixing the solution. Igniting the
ethanol and the ethanol solution is strongly forbidden.
8. It is recommended that this kit be operated under the temperature between 5
℃
and
40
℃.
10
9
During the reaction, some of the ethanol is oxidated completely and turns into CO
2
(as in the
reaction #3, while some of the ethanol is oxidated incompletely and turned into acetaldehyde and
acetic acid (as in the reactions #1 and #2 ).
Electric motor
Anode
Cathode
Fuel
C
2
H
5
OH, H
2
O
CO
2
CH
3
CHO
CH
3
COOH
Oxidant
air, O
2
Polymer
electrolyte
H
+
H
2
O
e -