Do you know these key words?

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AHQEISPSHCSKQXTVNRHW QKOKLTSGUPIYGCJRDYZW WYXHAQRHGEIYZCKCIIRB PPODPSIBYYCARSSJSNFI SXURQRAROODNIYOYETRX WUWYGKOMFQMSEMDQAPOV PBAPHACRRQVGSHAMSGUH MCGHXQNKCOPDUDMPEFTX RNTWIOIIXYTKOZAYTNDY LULMPSSICQENIDGEYOOG AWMSKKPZIWKUTIEJXSON CGDQVCCOSUOEIDNOMSRU IWLEJUAMLEMLRZZZXEIL MHCDQRNSKLSETNBORCCD EFWDKTCFHSUEUDDNZXNE HLUITFEORBKTNHZEZEGV CPUEQYRPOZGHIFETHUXT DQHOOFTJMGHBPOFAZOOZ SHTVEMXHPLANESNKRJRN OWVKATJLMGGSYWEDDTHY
1.
Air
2.
pollution
3.
Cars
4.
planes
5.
trucks
6.
ozone
7.
organic
8.
nutritious
9.
lung
10.
cancer
11.
heart
12.
disease
13.
COPD
14.
excess
15.
damage
16.
indoor
17.
outdoor
18.
chemical
19.
smoke