Rabbi Bentzion Halberstam discusses Halachic matters with Techeiles and how the Chilazon means a snail.
Smaller Clips
Issues with the Radzyner Rebbes Findings
How We Know Chilazon Means a Snail
Techeiles is a Chiyuv Gamur
Techeiles Objection – Mesora
Techeiles Objection – Tzeida
Techeiles Objection – What the AR”I Really Wrote About Techeiles
Even Smaller Clips
Techeiles Objection – What the AR”I Really Wrote About Techeiles – Shorter
QA
Purpura versus Purpuros
Limtza Linguistics in Old French
Chadash Assur Min HaTorah and Bal Tashchis with Techeiles
Murex is Vadai and Safek Mideoraisa LeChumra
Techeiles Not Being Simply a Mitzva Min HaMuvchar
Related Speakers:

Dr. Israel Irving Ziderman
Topic: Modern Scientific Discoveries Regarding Tekhelet

Rabbi Chaim Twerski
Topic: Halachic Issues Regarding Bal Tosif with Techeiles

Rabbi Yehoshua Yankelewitz
Topic: The Yerushalmi as a Potential Source to Identify Techeiles

Rabbi Bentzion Halberstam
Topic: Halachic Issues Regarding Techeiles Today

Rabbi Dr. Abraham Twerski ZT”L
Dvar Bracha on Techeiles