Overview

• Christine Jacqueline Teschl, 59, faces one count of criminal negligence and is due in court on Oct. 8, 2025.
• The case stems from a mislabelled package in Calgary’s Manchester industrial area believed to contain picric acid that had become highly unstable.
• Authorities evacuated nearby blocks and carried out controlled detonations on site before relocating remaining material for further disposal.
• Investigators say the package sat for about 10 days and could have exploded if moved or jarred, though no injuries were reported.
• Police say the investigation remains active and are asking the public for tips through Crime Stoppers.