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Rui Prazeres                                                         4 de Janeiro 2011-02-04
                           Fundamentos e Higiene do Trabalho




Questões:

Considere um trabalhador de uma indústria petroquímica, que está exposto uma vez por dia
durante 15 minutos a propileno;

Indique qual o VLE que usaria como referência bem como a notação e as bases do VLE para
esta substância.

Diga o que significam as seguintes siglas que lhe podem aparecer nesta norma.

   a) TRS
   b) TRI
   c) SNP


Comente a seguinte afirmação: “Um carcinogénico A4 é mais perigoso que um A2”.

No anexo D da norma está considerado uma madeira macia suspeita de induzir sensibilização;

Diga o que entenda por este efeito.
Rui Prazeres                                                         4 de Janeiro 2011-02-04
                          Fundamentos e Higiene do Trabalho




Respostas:



      Propileno 500 ppm Mp, por não existir valor de curta duração. Asfixia; irritação do
       TRS




      SNP- Sistema Nervoso Periférico
      TRI- Trato respiratório inferior
      TRS- Trato respiratório superior



      Não concordo com esta afirmação, é falsa um carcinogénico A2 é mais perigoso que um
       A4, visto que o nível A2 é superior ao A4.



      Estas madeiras são reconhecidas com a capacidade de um determinado agente
       sensibilizante ao organismo humano através, nomeadamente, das vias percutânea
       e/ou inalatória.

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Fundamentos e Higiene do Trabalho - VLE, siglas e carcinogénicos

  • 1. Rui Prazeres 4 de Janeiro 2011-02-04 Fundamentos e Higiene do Trabalho Questões: Considere um trabalhador de uma indústria petroquímica, que está exposto uma vez por dia durante 15 minutos a propileno; Indique qual o VLE que usaria como referência bem como a notação e as bases do VLE para esta substância. Diga o que significam as seguintes siglas que lhe podem aparecer nesta norma. a) TRS b) TRI c) SNP Comente a seguinte afirmação: “Um carcinogénico A4 é mais perigoso que um A2”. No anexo D da norma está considerado uma madeira macia suspeita de induzir sensibilização; Diga o que entenda por este efeito.
  • 2. Rui Prazeres 4 de Janeiro 2011-02-04 Fundamentos e Higiene do Trabalho Respostas:  Propileno 500 ppm Mp, por não existir valor de curta duração. Asfixia; irritação do TRS  SNP- Sistema Nervoso Periférico  TRI- Trato respiratório inferior  TRS- Trato respiratório superior  Não concordo com esta afirmação, é falsa um carcinogénico A2 é mais perigoso que um A4, visto que o nível A2 é superior ao A4.  Estas madeiras são reconhecidas com a capacidade de um determinado agente sensibilizante ao organismo humano através, nomeadamente, das vias percutânea e/ou inalatória.