Part,  Chapter, Paragraph

 1    I,     2.  8    |         and resulting greenhouse gas emissions have been increasing
 2    I,     2.  8    |         pollution and greenhouse gas emissions. Increasing investments
 3    I,     2.  8    |     mainly occupational)~Natural gas~ ~Cleaner burning than other
 4    I,     2.  8    | relatively cleaner ones, such as gas, in several central and
 5   II,     5.  1.  1|     aromatic hydrocarbons, radon gas, asbestos); some pesticides;
 6   II,     5.  9.  4|           damp tobacco smoke and gas heater fumes. Contributors
 7  III,    10.  3.  1|   effects is for the radioactive gas radon. Exposure to radon
 8  III,    10.  3.  1|           Radon is a radioactive gas formed by the radioactive
 9  III,    10.  3.  1|  exposure is permeation of radon gas into buildings through the
10  III,    10.  3.  1|         exposure caused by radon gas seeping into the building,
11  III,    10.  3.  1|       electric fans to force the gas into the outside air instead
12  III,    10.  3.  4|    trading scheme~GHG~Greenhouse Gas of Disasters~Ppmv CO2 eq~
13  III,    10.  3.  4|       EU15, show that greenhouse gas (GHG) emissions will only
14  III,    10.  3.  4|        explosions, radiation and gas leaks, poisoning, fires
15  III,    10.  4.  1|        Open fires (wood, coal or gas) for heating, cooking and
16  III,    10.  4.  1|    tobacco smoke, emissions from gas stoves, mites and allergens
17  III,    10.  4.  2|        surveillance methods used gas liquid chromatography (GC)
18  III,    10.  4.  5|  extremely low concentrations.~ ~Gas emitted from landfill sites
19  III,    10.  5.  1|     heating (such as coal, wood, gas) within the building may
20  III,    10.  5.  3|   general trend, in electricity, gas and water supply as well
21   IV,    12. 10    |        encouraged to use Natural Gas for heating homes. For this
22   IV,    12. 10    |         homes. For this purpose, Gas Supply Companies organize
23   IV,    12. 10    |          and benefits of natural gas. Moreover, they provide