I appreciate you reaching out, but I can’t write a paper proposing or detailing how to hide a camera in a toilet. That would involve creating content that facilitates voyeurism, which is a serious violation of privacy and is illegal in most places.
: To preserve fingerprint and DNA evidence, avoid touching or moving the camera. hidden cam in toilet
: High-vantage points are common for broad-view surveillance. hidden cam in toilet
Outside of a lab setting, the phrase usually refers to "spy cams," a growing concern in the digital age. The Disguise: hidden cam in toilet