কোন গ্যাসটি 'ড্রাই আইস' তৈরিতে ব্যবহার করা হয়?

PSC BPSC GEH Assistant Registrar BCS 26th BCS Preli - 2004 ATEO Primary Education Officer - 2016 38th BCS Preli - 2017 Primary Teacher Primary Assistant Teacher - 2010 DPHE Estimator - 2018 DTE – Instructor - 2023 BSCIC – Various Posts - 2023 MOD Junior Teacher - 2021 BPSC GEH Assistant Registrar - 2026 সাধারণ বিজ্ঞান কার্বন (Carbon - C)

BUET NESCO Sub-Station Assistant ATEO Primary Education Officer - 2016 PSC BR Khalasi - 2022 NESCO Sub-Station Assistant - 2026 সাধারণ বিজ্ঞান কার্বন (Carbon - C)

PSC BPSC Fisheries Survey Officer সাধারণ বিজ্ঞান কার্বন (Carbon - C)

PSC CS Cox’s Bazar Health Assistant DOL Assistant Director - 2005 Primary Teacher Primary Assistant Teacher - 2019 CS Cox’s Bazar Health Assistant - 2025 সাধারণ বিজ্ঞান কার্বন (Carbon - C)

PSC FSCD – Station Officer (Non Cadre) সাধারণ বিজ্ঞান কার্বন (Carbon - C)

IBBL IBBL Officer BCS 23rd BCS Preli - 2001 PSC BPDB SA - 2012 PWD SAE (Civil) - 2011 MoFA Cypher Officer - 2012 Prisons Jail Superintendent - 2013 BJS 9th BJS Preli - 2014 PTD Accounts Officer - 2003 DNS Assistant Director - 2009 Primary Teacher Primary Assistant Teacher - 2010 BMET Assistant Director - 2001 DOL Assistant Director - 2005 CD Cipher Officer - 2005 DOE Research Officer - 2006 BPS Assistant Director - 2006 DSS Social Service Officer - 2010 Krishi Bank BKB Data Entry Operator - 2012 Petrobangla BGDCL – Assistant Officer - 2006 IBBL PO - 2013 IBBL Officer - 2013 ATEO ATEO - 2005 PPA – Assistant Sub-Inspector - 2018 MODMR – Auditor - 2019 TGTDCL – Technician/Sales Assistant - 2023 PGCB – Technical/Office Assistant - 2024 IBBL Officer - 2005 IBBL Officer - 2009 সাধারণ বিজ্ঞান কার্বন (Carbon - C)