Query log for ozone Apr 2012

Top queries entered into the search engine at EPA for ozone in Apr 2012 .

How to use this page

Unique requests is the number of unique visitors who ran this query this month.
Total requests is the total times this query was run this month; most often this number is increased beyond the number of unique requests when visitors browse beyond the first page of results. It can also reflect a person executing the same search multiple times and during multiple visits.
Query is all forms of the query displayed. For example internship and internships are the same query.
Documents returned is the number of results returned the first time the query was run that month.
Use the dropdown box labeled Return the first and click Refresh to control the number of queries displayed (from most to least popular).
Change overall queries to queries with no results and click Refresh to see a very interesting report!

Total requests for Apr 2012: 2,419
Unique requests	Total requests	Query	Documents returned
28	35	r12	11,537
20	23	CFC	1,020
18	21	testing	3,920
12	15	134a	66
12	14	Montreal Protocol	9,945
12	14	HCFC	5,794
11	22	HFC 161	14,651
11	14	refrigerants	14,504
10	11	r410a	57
10	10	certifications	173
9	11	ozone depletion	7,651
8	14	section 609	16,948
8	12	global warming	6,546
8	8	R134a	55
8	8	FREON	25
7	9	snap	15,352
7	7	R-134a	55
6	9	GWP	19,813
6	7	fines	184
5	8	myth	9,167
5	7	halon	282
5	6	r22a	17,165
5	6	license	13,726
5	6	R 134a	11,741
5	5	hvac	52
5	5	608	159
4	11	forms	24,838
4	8	epa609	16,289
4	7	R-410A	53
4	6	substitute	45,838
4	6	odp3	21,404
4	5	chlorofluorocarbons	92
4	4	test results	279
4	4	609	102
3	6	mvac	39
3	5	storage	15,772
3	5	refrigerant recovery	186
3	4	pollution	69
3	4	Dobson Unit	16
3	4	De minimis	18,116
3	4	CFC-12 SUBSTITUTES	20,196
3	3	uv index	37
3	3	small appliance	89
3	3	refrigerant release	204
3	3	r600a	2
3	3	ods 2000	193
3	3	clean air act	269
3	3	aerosols	124
3	3	MSDS	22
3	3	811-97-2	4
3	3	407c	33
3	3	40 cfr 82.66	0
2	12	florida	40,636
2	10	Phase out of hcfc 22	23,551
2	5	on line tests	122
2	5	milwaukee wi	36,660
2	5	labels	39,577
2	5	history	92
2	5	22a refrigerant	16,553
2	4	technician certification	85
2	4	replacement refrigerant	20,859
2	4	recycling	18,835
2	4	methyl Bromide	783
2	4	Vikane	33,751
2	4	R-22A	1
2	4	Contaminated Refrigerants	74
2	4	Achievements in Stratospheric Ozone Protection P R O G R E S S R E P O R T 1987-20 1 2	33,249
2	4	608 TEST QUESTIONS	21,672
2	3	wisconsin	54
2	3	videos	18
2	3	sulfur hexafluoride	37,337
2	3	substitutes for cfc 12	80
2	3	science of ozone depletion	69
2	3	releasing refrigerant	972
2	3	register	25,266
2	3	recovery	133
2	3	online 609 certification	515
2	3	mesa AZ	44,335
2	3	leak	29,161
2	3	j 2099	0
2	3	article 56	114
2	3	alternative refrigerants	43,862
2	3	NEW YORK	28,664
2	3	Freon Certification	27,204
2	3	DISPOSAL	29,855
2	2	virginia	153
2	2	stratospheric ozone	273
2	2	scores	269
2	2	retrofitting	147
2	2	records	248
2	2	r-405a	4
2	2	ozon layer	2
2	2	novec	5
2	2	new jersey	96
2	2	name two institution\communityganization that are involved in supporting giving redress to the disasters	37,749
2	2	nPB	8
2	2	mesa	5
2	2	memphis	0
2	2	malaysia 2011	4
2	2	log	43
2	2	leak rate	163

Query log for ozone Apr 2012

Top queries entered into the search engine at EPA for ozone in Apr 2012 .

How to use this page

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