A
B
C
D
100

/ˈkɒmpaʊnd/

compound

100

/pʌmp/

pump

100

/ˈkɑːbən/

carbon

100

/ˈsəʊdiəm/

sodium

200

/ˈsɪnθəsaɪz/

synthesize

200

/əˈməʊniə/

ammonia

200

/ˈklɔːraɪd/

chloride

200

/ˈmɒdl/

model

300

/ˈɒksaɪd/

oxide

300

/ˈfɒsfeɪt/

phosphate

300

/ˈɒptɪmaɪz/

optimize

300

/ˈmæksɪmaɪz/

maximize

400

/ˌbaɪˈkɑːbənət/

bicarbonate

400

/ˈsʌlfaɪd/

sulfide

400

/ˈdɪstʃɑːdʒ/

discharge

400

/ˌdiːˌsælɪˈneɪʃn/

desalination
500

/ˈænaɪən/

anion

500

/ˈkætaɪən/

cation

500

/ˈveəriəbl/

variable

500

/ˌsɪmjuˈleɪʃn/

simulation

M
e
n
u