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Effectiveness of chalk as a friction modifier for finger contact with rocks

Rock climbing is a popular recreational activity & competitive sport (e.g. Olympics).Outdoor climbing has wide range of locations, climates, rock types and conditions.Indoor climbing features resin holds bolted to the walls of climbing gyms.Friction at hand-hold interface is crucial to performan...

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Main Authors: Benjamin Clarke, Katherine Tomlinson, Amitha Karunakaran, Ahranee Candan, Janet Slatter, Tom Slatter, Matt Carre, Roger Lewis
Format: Default Poster
Published: 2024
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Online Access:https://dx.doi.org/10.17028/rd.lboro.27258000.v1
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author Benjamin Clarke
Katherine Tomlinson
Amitha Karunakaran
Ahranee Candan
Janet Slatter
Tom Slatter
Matt Carre
Roger Lewis
author_facet Benjamin Clarke
Katherine Tomlinson
Amitha Karunakaran
Ahranee Candan
Janet Slatter
Tom Slatter
Matt Carre
Roger Lewis
author_sort Benjamin Clarke (19178545)
collection Figshare
description Rock climbing is a popular recreational activity & competitive sport (e.g. Olympics).Outdoor climbing has wide range of locations, climates, rock types and conditions.Indoor climbing features resin holds bolted to the walls of climbing gyms.Friction at hand-hold interface is crucial to performance & safety.Loads through fingertips vary dependent on body weight, position and overhang.e.g. 70kg climber, assuming 25% body weight via one arm, is 13N load on middle finger pad.Climbers often use chalk or liquid chalk on their hands, but effectiveness not quantified.Chalk thought to dry hand from sweat and moisture and increases friction.Scientifically, this is likely to be a much more complex interaction.Presented at East Midlands Geological Society 60th Anniversary Conference
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id rr-article-27258000
institution Loughborough University
publishDate 2024
record_format Figshare
spelling rr-article-272580002024-10-12T03:00:00Z Effectiveness of chalk as a friction modifier for finger contact with rocks Benjamin Clarke (19178545) Katherine Tomlinson (19178548) Amitha Karunakaran (19178551) Ahranee Candan (19178554) Janet Slatter (19178557) Tom Slatter (17608125) Matt Carre (19840149) Roger Lewis (3420926) Rock climbing Chalk <ul><li>Rock climbing is a popular recreational activity & competitive sport (e.g. Olympics).</li><li>Outdoor climbing has wide range of locations, climates, rock types and conditions.</li><li>Indoor climbing features resin holds bolted to the walls of climbing gyms.</li><li>Friction at hand-hold interface is crucial to performance & safety.</li><li>Loads through fingertips vary dependent on body weight, position and overhang.</li><li>e.g. 70kg climber, assuming 25% body weight via one arm, is 13N load on middle finger pad.</li><li>Climbers often use chalk or liquid chalk on their hands, but effectiveness not quantified.</li><li>Chalk thought to dry hand from sweat and moisture and increases friction.</li><li>Scientifically, this is likely to be a much more complex interaction.</li></ul><p dir="ltr">Presented at East Midlands Geological Society 60th Anniversary Conference</p> 2024-10-12T03:00:00Z Image Poster 10.17028/rd.lboro.27258000.v1 https://figshare.com/articles/poster/Effectiveness_of_chalk_as_a_friction_modifier_for_finger_contact_with_rocks/27258000 CC BY-NC-ND 4.0
spellingShingle Rock climbing
Chalk
Benjamin Clarke
Katherine Tomlinson
Amitha Karunakaran
Ahranee Candan
Janet Slatter
Tom Slatter
Matt Carre
Roger Lewis
Effectiveness of chalk as a friction modifier for finger contact with rocks
title Effectiveness of chalk as a friction modifier for finger contact with rocks
title_full Effectiveness of chalk as a friction modifier for finger contact with rocks
title_fullStr Effectiveness of chalk as a friction modifier for finger contact with rocks
title_full_unstemmed Effectiveness of chalk as a friction modifier for finger contact with rocks
title_short Effectiveness of chalk as a friction modifier for finger contact with rocks
title_sort effectiveness of chalk as a friction modifier for finger contact with rocks
topic Rock climbing
Chalk
url https://dx.doi.org/10.17028/rd.lboro.27258000.v1