ʻO ke kino o ka Liquid Sodium Cyanide a me nā ana kōkua mua

Toxicity of Liquid Sodium Cyanide and First - Aid Measures sodium cyanide aid measures Safety precautions No. 1picture

1. Introduction

Sodium cyanide (NaCN) he mea ʻawaʻawa nui loa, a ʻo kona ʻano wai e hoʻopilikia nui i ke olakino kanaka a me ke kaiapuni. ʻO ka hoʻomaopopo ʻana i kāna mau mea ʻawaʻawa a me ka ʻike ʻana i nā hana kōkua mua kūpono i ka hihia o ka ʻike ʻana he mea koʻikoʻi ia no ka hōʻoia ʻana i ka palekana, ʻoi aku hoʻi i nā wahi ʻoihana kahi i hoʻohana ʻia ai, e like me ka ʻeli gula no nā kaʻina leaching a me kekahi mau ʻoihana hana kemika.

2. Ka 'awa'awa o Liquid Sodium Cyanide

2.1. Mechanism of toxicity

Liquid ʻO ka sodium Cyanide hoʻokaʻawale i loko o ke kino e hoʻokuʻu i nā ion cyanide (CN⁻). He pili kiʻekiʻe loa kēia mau ʻona cyanide no ka cytochrome oxidase, he paʻakikī enzyme i ka mitochondria o nā cell. Ma ka hoʻopaʻa ʻana i ka cytochrome oxidase, hoʻopaʻa ka cyanide i ke kaulahao lawe electron, kahi ʻāpana koʻikoʻi o ka hanu aerobic. ʻO ka hopena, ʻaʻole hiki i nā cell ke hoʻohana pono i ka oxygen, e alakaʻi ana i kahi kūlana o ka histotoxic hypoxia. Ma nā ʻōlelo maʻalahi, pōloli nā cell i ka oxygen ʻoiai ke loaʻa ka lako kūpono i ke kahe koko, e hoʻopau ana i ka hana maʻamau a me ka metabolism.

2.2. Nā Alanui o ka Hōʻikeʻike a me nā hopena Toxic pili

2.2.1. Inhalation

Ina ka mahu a me ka noe o ʻO ka sodium cyanide wai inhaled, hiki ke loaʻa koke nā hōʻailona. ʻO ka ʻōnaehana hanu ka mea mua i hoʻopilikia ʻia. Hiki i nā hōʻailona mua ke komo i ka huhū o ka ʻāʻī, ka ʻū, a me ka manaʻo paʻa o ka umauma. Ke holomua nei ka hoʻolaha ʻana, ʻoi aku ka nui o nā hōʻailona koʻikoʻi e like me ka pōkole o ka hanu, ka hanu wikiwiki, a ma nā hōʻike kiʻekiʻe kiʻekiʻe, hiki ke hoʻopaʻa ʻia ka hanu. ʻO ka inhalation o ka cyanide liʻiliʻi - i loko o nā mahu e hiki ke ola - hoʻoweliweli ma muli o ke komo wikiwiki ʻana o ka cyanide i loko o ke kahe koko ma o ka alveoli i loko o ka māmā.

2.2.2. Pili ʻili

Hoʻopili pololei i ka ʻili me ka wai ka sodium cyanide hiki ke pilikia. ʻO ke ʻano alkaline o ʻO Sodium cyanide Hiki i nā mea hoʻonā ke hoʻonāukiuki i ka ʻili, ke ahi, a me ka ʻino. Eia kekahi, inā loaʻa kekahi ʻoki, ʻā, a i ʻole ʻeha hāmama ma ka ʻili, hiki ke komo i ka cyanide i loko o ke kahe koko. ʻO ka pili ʻana i ka ʻili lōʻihi a lōʻihi paha ke alakaʻi i ka make ʻana o ke kino, me nā hōʻailona like me ka ʻai ʻana a i ʻole ka inhalation, e like me ke poʻo poʻo, ʻūlū, nāwaliwali, a i nā hihia koʻikoʻi, hopu ʻia ka naʻau.

2.2.3. Ingestion

ʻO ka ʻai ʻana i ka wai sodium cyanide he mea weliweli loa. Hiki i ka mea liʻiliʻi ke make. Hoʻopili koke ʻia nā iona cyanide ma o ka ʻōpū ʻōpū i loko o ke kahe koko. Hoʻomaka maʻamau nā hōʻailona i loko o nā minuke a hiki ke komo i ka nausea, ka luaʻi ʻana, ka ʻeha ʻōpū, a me ka ʻeha o ka waha a me ka ʻāʻī. I ka laha ʻana o ka lāʻau make ma ke kino, hiki iā ia ke alakaʻi i ka nalo ʻana o ka ʻike, ka hopu ʻana, a i ka hopena, ka make ma muli o ka hanu a me ka naʻau.

2.3. ʻO ka make make

Hiki ke ʻokoʻa ke ʻano make o ka sodium cyanide wai ma muli o nā kumu e like me ke ala o ka ʻike, ke kūlana olakino o kēlā me kēia kanaka, a me ke kaumaha o ke kino. Eia nō naʻe, ma ke ʻano laulā, he mea ʻawaʻawa loa ka sodium cyanide, a ʻo kahi mea liʻiliʻi loa hiki ke make. No ka laʻana, ʻoi aku ka liʻiliʻi ma mua o 5 mg/kg o ke kaumaha o ke kino. 'O ia ho'i, no ke kanaka makua (ma kahi o 70 kg), hiki ke make ma lalo o 350 mg o ka sodium cyanide ke 'ai 'ia.

3. Mua - Nā Hana Kokua

3.1. Inhalation

  1. Hōʻalo koke: Ina ua inhale kekahi i na mahu a me na noe ka wai sodium cyanide, pono e hoonee koke ia mai ka wahi haumia i kahi ea hou. Kōkua kēia i ka hoʻōki ʻana i ka ʻike hou aku i ka mea ʻawaʻawa.

  2. E mālama i ka ea a me ka hanu: E hōʻoia i ka maʻemaʻe o ke ala ea o ka mea i pepehi ʻia. Inā pilikia ka hanu ʻana o ka mea i pepehi ʻia, e hāʻawi i ka hanu ʻana inā i aʻo ʻia e hana pēlā. Eia nō naʻe, he mea nui ʻaʻole e hana i ka hoʻōla ʻana o ka waha i ka waha no ka mea aia ka pilikia o ka ʻike cyanide i ka mea hoʻopakele. Akā, e hoʻohana i kahi ʻeke - valve - mask me ka oxygen hou inā loaʻa.

  3. E ʻimi koke i ke kōkua lapaʻau: E kāhea koke i nā lawelawe lapaʻau pilikia (EMS). ʻOiai e kali ana i ke kaʻa kaʻa, e nānā i nā hōʻailona koʻikoʻi o ka mea i pepehi ʻia, e like me ka hanu a me ka puʻuwai. Inā nalo ka ʻike a i ʻole ka hopu ʻia ʻana o ka naʻau, e hoʻomaka i ka hoʻōla cardiopulmonary resuscitation (CPR) inā aʻo ʻia, e hahai ana i nā kuhikuhi kūpono.

3.2. Pili ʻili

  1. Wehe i nā lole i hoʻohaumia: I ka hikiwawe loa, e wehe i na lole i pili me ka wai sodium cyanide. Kōkua kēia i ka pale ʻana i ka ʻili a me ka absorption. I ka wehe ʻana i ka lole, e mālama pono ʻaʻole e hoʻolaha i ka kemika i nā wahi ʻē aʻe o ke kino a i ka mea hoʻopakele.

  2. Holoi pono i ka ʻili: Holoi i ka wahi i pilikia o ka ili me ka wai kahe nui no 20 mau minuke. Kōkua kēia i ka dilute a wehe i ka sodium cyanide mai ka ʻili. Inā loaʻa, hiki ke hoʻohana ʻia kahi hopena 5% o ka sodium thiosulfate e holoi i ka ʻili ma hope o ka holoi ʻana i ka wai. Hiki i ka sodium thiosulfate ke kōkua i ka pale ʻana i ka cyanide ma ka ʻili.

  3. E imi i ka Lapaau: Ma hope o ka holoi ʻana i ka ʻili, pono e lawe ʻia ka mea i pepehi ʻia i kahi haukapila no ka loiloi hou a me ka mālama ʻana. ʻOiai inā ʻaʻole i ʻike ʻia ka ʻili o ka ʻili, aia paha ka pilikia o ka ʻona ʻōnaehana, a hiki i nā ʻoihana lapaʻau ke nānā i nā hōʻailona o ka ʻona.

3.3. Ingestion

  1. Mai hoʻoulu i ka luaʻi: ʻAʻole pono e hoʻoulu ʻia ka luaʻi ʻana no ka mea hiki ke hoʻopōʻino hou i ka esophagus a hoʻonui i ka pilikia o ka aspiration o ka mea ʻawaʻawa i loko o ka māmā.

  2. Holoi i ka waha: Inā ʻike ka mea i hoʻopaʻi ʻia, e holoi pono i ko lākou waha me ka wai e wehe i nā meheu i koe o ka wai sodium cyanide.

  3. Hoʻoponopono i nā Antidotes ma lalo o ka Hoʻoponopono Lapaʻau: ʻO nā antidotes nui no ka make cyanide he hydroxocobalamin (Cyanokit) a me ka hui pū ʻana o ka sodium nitrite a me ka sodium thiosulfate. Eia naʻe, pono e lawelawe wale ʻia kēia mau antidotes e nā limahana lapaʻau. Pono e kāhea koke ʻia ʻo EMS, a pono e lawe ʻia ka mea i hōʻeha ʻia i ka haukapila me ka hikiwawe loa. I loko o ka haukapila, e hāʻawi ʻia ka lāʻau lapaʻau kūpono ma muli o ke koʻikoʻi o ka ʻona a me ke kūlana o ka mea i hōʻeha ʻia.

  4. Mālama Kākoʻo: Ma waho aʻe o ka lāʻau antidote, pono paha ka mea i hoʻopaʻi ʻia i ka mālama kākoʻo, e like me nā wai intravenous e mālama ai i ka hydration, nā lāʻau lapaʻau e hoʻomalu ai i ka hopu ʻana inā loaʻa ia mau mea, a me ka nānā pono ʻana i nā hōʻailona koʻikoʻi, me ka puʻuwai puʻuwai, ke koko, a me ka saturation oxygen.

4. Kāohi a me ka palekana

No ka pale ʻana i ka ʻike ʻana i ka sodium cyanide wai, pono e hoʻokō ʻia nā hana palekana koʻikoʻi ma nā wahi hana kahi i hoʻohana ʻia ai. Pono e hāʻawi ʻia i nā limahana me nā lako pale pilikino kūpono (PPE), me nā mīkina lima kū i ke kemika, nā maka aniani, a me ka pale hanu. Pono nā wahi hana e hoʻoheheʻe maikaʻi ʻia e hōʻemi i ka pilikia o ka inhalation o nā mahu cyanide. Pono e loaʻa nā hōʻailona akaka e hōʻike ana i ka loaʻa ʻana o ka mea ʻawaʻawa, a pono nā limahana e hoʻomaʻamaʻa mau i ka mālama pono ʻana a me ka mālama ʻana i ka wai sodium cyanide, a me nā mea e hana ai inā loaʻa kahi hōʻike ulia.

I ka hopena, he mea ʻawaʻawa loa ka sodium cyanide wai, a ʻo kēlā me kēia ʻike ʻia e hiki ke loaʻa i nā hopena koʻikoʻi no ke olakino kanaka. ʻO ka ʻike ʻana i nā ʻano mea ʻawaʻawa a me ka ʻike ʻana i nā hana kōkua mua kūpono e hiki ke hoʻololi nui i ka hoʻopakele ʻana i nā ola inā loaʻa kahi pilikia.

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