Trovanje olovom

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Original_G
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Trovanje olovom

Post by Original_G » 08 Oct 2011, 22:35

Ameri su dosta zabrinuti oko toga posebno na zatvorenim streljanama (koncentracija olova je najveća kod meta). Ali raspravlja se i oko naslaga na rukama i odjeći nakon pucanja. 98% se unosi inhalacijom, dakle kod pucanja ili "sweeping brass" tj. prikupljanja čahura.

http://www.cdc.gov/mmwr/preview/mmwrhtml/mm5423a1.htm
http://www.cdc.gov/niosh/topics/ranges/
http://www.gun-tests.com/performance/feb97lead.html

Istraživanja na policiji i studentima, pokazuju ozbiljan rizik.

Lead Exposure At the Shooting Range
Sources of lead during shooting include: (izvori trovanja)

• The primer compound, which is made of about 50 percent lead-containing compounds; (kapisla, više od 50% proizvedena od olovnih spojeva).
• The effect of the hot propellant gases on the base of the lead bullet; (efekat vrućih plinova na bazu metka)
• Friction of the bullet against the barrel wall; and (trenje metka po cijevi)
• Fragmentation of the bullet against the target and backstop. (fragmentacija zrna u meti)

Za čišćenje http://www.brownells.com/.aspx/pid=2160 ... D_CLEANERS

Kaj mislite o tome?
武士道

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magwin
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Re: Trovanje olovom

Post by magwin » 08 Oct 2011, 23:32

uh.a šta će biti nama onda kad topimo olovo za zrna i stalno ga u rukama...
u šumi je puno bolje organizirana civilizacija

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patch
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Re: Trovanje olovom

Post by patch » 09 Oct 2011, 06:33

I sam autor jednog od clanaka predlaze kako je najbolje pucati sa streljivom koje ima kosuljicu (fmj ili tfmj) na otvorenoj streljani.... kod zatvorenih streljana sa losom ventilacijom ovo moze biti veliki problem.

moja zastitna oprema su kapa i naocale.... ne znam koliko ima smisla zadrzavanje daha nakon opaljenja dok ne proleti udarni val s najjvecom koncentracijom olova... takodjer, nakon pucanja svaki puta dobro oprati izložene dijelove koze...

razlike ima. prije nekog vremena sam pucao sa M90 Vusirom 9 mm koji ima teflonsku zaštitu zrna s vanjske strane. od ostalog streljiva 95% je S&B FMJ ili TFMJ, što se uspije kupiti. o dimenzijama vusira i zastojima koje pravi prilikom pucanja, sada ne bih, jer o tome cu, kad uhvatim vremena najvjerojatnije napisati jedan clanak u esejima, ali postoji znacajna razlika u vrsti baruta i kolicini dima koji nastanu nakon ispaljivanja nekvalitetnog zrna u usporedbi sa nekim (barem malo) boljim.

slican problem su dugo imali i radnici na benzinskim postajama. navodno su manje problema s olovom imali stariji koji su trosili alkohol (topi olovo u krvi) nego oni koji su pili mlijeko kako je propisivala zastita na radu. ovu informaciju sam dobio od jednog bivseg djelatnika na benz. postaji.... koliko ima istine, ne znam, ali bilo bi zanimljivo provjeriti.
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patch
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Re: Trovanje olovom

Post by patch » 09 Oct 2011, 06:35

Ukratko:

Recommendations
I have fun shooting and would like to continue to enjoy this sport, but I also want to protect myself from lead poisoning. To minimize the risk of lead poisoning, I suggest shooters take the following steps:

• Use copper-covered bullets.
• Do not shoot in a poorly ventilated indoor range.
• Do not clean up lead dust in an indoor range without the use of a protective air filter.
• Do not clean up the lead fragments against the backstop without the use of a protective air filter.
• Avoid shooting on days when the wind is blowing toward you.
• Consider limiting the time you shoot on a busy range to minimize exposure to second hand lead.
• Consider sending as few shooters as possible to score or put up new targets in an indoor range since the air lead is highest at the target. Share this risk.
• Do not eat while shooting. After shooting, wash your hands thoroughly before you eat.
• Do not smoke while shooting. After shooting, wash your hands thoroughly before you smoke.
• Leave indoor ranges immediately after shooting.
• Change your shirt after shooting to avoid exposure to the lead that accumulates on your clothes. Wash your clothes after a trip to the range.
• Have your blood lead checked if you shoot on a weekly basis, if you shoot or reload more than 500 rounds a month, or if you develop any symptoms of lead poisoning.
• Consider wearing a protective air filter if your blood lead is elevated.
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gun_hater
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Re: Trovanje olovom

Post by gun_hater » 13 Oct 2011, 00:38

Ovo pod crvenim se pretpostavljam ni ne može provjerit u RH...

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Mike_Torello
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Re: Trovanje olovom

Post by Mike_Torello » 13 Oct 2011, 02:27

Ili se moras naruciti pa cekati 6-9 mjeseci.
"Oružje ima dva neprijatelja - Hrđu i POLITIČARE!"
"Pelene i POLITIČARE treba često mjenjati... iz istog razloga... JER SU USRANI!"

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Original_G
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Re: Trovanje olovom

Post by Original_G » 13 Oct 2011, 10:06

Ako plaćaš sve može i to odmah :twisted:

Čini mi se da košta cca. 400 kn.
武士道

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