3 ms·

>more specifically, what they aren't testing for. There are contamination experts who have independently talked about this; More info on this part?

by boppo1 4y ago

anonymouskimmer 4y ago
Byproducts of combusting these chemicals, breakdown products as these chemicals degrade. Dioxin still hasn't been tested for as far as I am aware[1], and it is a known byproduct of the combustion of Vinyl chloride.[2] And it is believed that the atmospheric conditions present at the time of the combustion would have lead to its localized spread in the area. (can't find the reference for this at this time) [1] - https://www.wtae.com/article/us-epa-considers-future-tests-for-dioxins-in-east-palestine/43052607 https://www.wtae.com/article/us-epa-considers-future-tests-f... > "I'd have to consult my team," said EPA Administrator Michael Regan on Feb. 21, when asked at a news conference whether authorities had tested for dioxins in East Palestine. "I'm not quite sure if we're testing for dioxins yet. I know that it's under discussion." ... > “The incomplete combustion byproducts of those chemicals – we have no idea what they are,” he said. “And they can potentially be highly toxic or carcinogenic.” > Gao pointed out that when chemicals such as vinyl chloride burn in the open, it’s not possible to ensure a “complete” chemical reaction. It is therefore impossible to know for sure which byproducts are created without experimentation. [2] - https://pubmed.ncbi.nlm.nih.gov/10705663/ https://pubmed.ncbi.nlm.nih.gov/10705663/ > Dioxin values measured in soils and plants were in the natural range of 20 ng I-TE/kg DS. These values increased to 8300 ng at the very seat of the fire only. With the water used for fire fighting vinyl chloride penetrated into the groundwater revealing values of up to 73 mg/litre.

3 ms·

>more specifically, what they aren't testing for. There are contamination experts who have independently talked about this; More info on this part?

by boppo1 4y ago

>more specifically, what they aren't testing for. There are contamination experts who have independently talked about this; More info on this part?

anonymouskimmer 4y ago
Byproducts of combusting these chemicals, breakdown products as these chemicals degrade. Dioxin still hasn't been tested for as far as I am aware[1], and it is a known byproduct of the combustion of Vinyl chloride.[2] And it is believed that the atmospheric conditions present at the time of the combustion would have lead to its localized spread in the area. (can't find the reference for this at this time) [1] - https://www.wtae.com/article/us-epa-considers-future-tests-for-dioxins-in-east-palestine/43052607 https://www.wtae.com/article/us-epa-considers-future-tests-f... > "I'd have to consult my team," said EPA Administrator Michael Regan on Feb. 21, when asked at a news conference whether authorities had tested for dioxins in East Palestine. "I'm not quite sure if we're testing for dioxins yet. I know that it's under discussion." ... > “The incomplete combustion byproducts of those chemicals – we have no idea what they are,” he said. “And they can potentially be highly toxic or carcinogenic.” > Gao pointed out that when chemicals such as vinyl chloride burn in the open, it’s not possible to ensure a “complete” chemical reaction. It is therefore impossible to know for sure which byproducts are created without experimentation. [2] - https://pubmed.ncbi.nlm.nih.gov/10705663/ https://pubmed.ncbi.nlm.nih.gov/10705663/ > Dioxin values measured in soils and plants were in the natural range of 20 ng I-TE/kg DS. These values increased to 8300 ng at the very seat of the fire only. With the water used for fire fighting vinyl chloride penetrated into the groundwater revealing values of up to 73 mg/litre.