n.writing implement consisting of a colored stick of composition wax used for writing and drawing

同義詞：crayon

Wax crayon
Simulating Wax Crayons
The toxicity of wax crayons in animals
Mechanism of poisoning from wax crayons.
Poisoning due to Ingestion or Wax Crayons.
Book Review: Champagne and Wax Crayons by Ben Tallon
Experiments to remove wax crayon from petroglyphs in marble
A Bidirectional Deposition Model of Wax Crayons.
Poisoning due to ingestion of wax crayons; report of a case
Determination of lead in wax crayon using flame atomic absorption spectrometry / Suhailey binti Mohd Noor