???????????????????????????? An investigation into the correlation of knife damage in clothing and the lengths of skin wounds - PowerPoint PPT Presentation

Loading...

PPT – ???????????????????????????? An investigation into the correlation of knife damage in clothing and the lengths of skin wounds PowerPoint presentation | free to download - id: 57d79e-YzcyN



Loading


The Adobe Flash plugin is needed to view this content

Get the plugin now

View by Category
About This Presentation
Title:

???????????????????????????? An investigation into the correlation of knife damage in clothing and the lengths of skin wounds

Description:

Title: Author: User Last modified by: Microsoft Created Date: 7/17/2002 7:34:00 AM – PowerPoint PPT presentation

Number of Views:61
Avg rating:3.0/5.0
Slides: 25
Provided by: forensic4
Learn more at: http://forensic.sc.su.ac.th
Category:

less

Write a Comment
User Comments (0)
Transcript and Presenter's Notes

Title: ???????????????????????????? An investigation into the correlation of knife damage in clothing and the lengths of skin wounds


1
????????????????????????????????? ????????????????
??????? ????????????????????????????An
investigation into the correlation of knife
damage in clothing and the lengths of skin
wounds ??? ?????? ????????? ???? 51312325 Niamh
Nic Daeid, Marie Cassidy, Shane McHugh
2
????
????????????????????
  • ?????????????????? ??????
  • ??????????????
  • ??????????????

3
??????????????(Natural fiber )
???????????? ???????????????????????????? ????
??????(cotton), ?????(linen), ??(jute),
????(hemp)
?????????????? ?????????????????????????? ????
?????(silk), ?????????(wool)
4
??????????????(Man made fiber )
???????????????????? ?????????????????????????????
????????????????????????? ???? ?????????
?????????????????????????? ???????????????????????
????????????? ???? ??????????????? , ???????? ,
????????????? , ????????
5
????????????????????????????
  • ??
  • ??????????
  • ?????????????????
  • ????????????
  • ???????????

6
???????????????????????????????
7
?????????
8
??????????????????
??????????????????????????????????????????????????
????????????????????????? VS ????????????????
??????????????????????????????????????????????????
????????????????????????? VS ???????
9
????????????
The experimental apparatus used.
10
  • Table 1 Knife types and fibre mixtures used

Knife (blade length x maximum width x maximum thickness) Fibre mixtures
Small hunting knife 8.3 cm x1.75 cmx 0.1 cm Pen knife 7.6 cm x1.3 cm x 0.1 cm Steak knife 10.2 cm x 1.8 cm x 0.2 cm Single-edged bread knife 20.2 cmx3.0 cmx 0.1 cm Polyester/viscose/Lycra Cotton/nylon/Spendex Wool/Lycra Cotton/nylon/Lycra Nylon/Lycra Cotton/Lycra Wool
11
knife
Small hunting knife
Pen knife
12
Steak knife
Single-edged bread knife
13
fiber
??????????????
cotton
wool
14
  • ????????????????
  • Polyester

viscose
15
spendex
lycra
16
nylon
17
Flow chart
  • stab

Single-edged bread knife
Small hunting knife
Pen knife
Steak knife
18
  • Fiber miture
  • Polyester/viscose/Lycra (P/V/L)
  • Cotton/nylon/Spendex (C/N/S)
  • Wool/Lycra (W/L)
  • Cotton/nylon/Lycra (C/N/L)
  • Nylon/Lycra (N/L)
  • Cotton/Lycra (C/L)
  • Wool (W)

Pig skin
Fabric stretched
NO
Pig skin
Fabric unstretched
NO
19
??????????
20
  • Table 3 Different in the length of mark
    produced on fabric and skin
  • (a)Indicates differences between the mark on
    skin for stretched and unstretched fabric, and
    marks on fabric wheather stretched and
    unstretched

knife Skin stretched fabric vs. unstretched fabric Fabric stretched vs. unstretched
Steak Bread Pen Hunting ? - - - ? - - -
?,Indicates a significant difference -,
Indicates no significant difference
21
(b) Indicates differences between the fabric
and underlying skin marks in both test
knife Fabric stretched vs. skin Fabric unstretched vs. skin
Steak Bread Pen Hunting ? ? ? ? ? ? - -
?,Indicates a significant difference -,
Indicates no significant difference
22
??????
??????????????????????????????????????? ??????????
????????????????????????
?????? ??? ??????? ????????????????????????????
????????????????????????
23
Special Thanks
Aj. sant sukhavachana Adviser
Thanks my teachers and everyone for your
attention!
24
  • Question?
About PowerShow.com