· won't get whiter, no matter what you use. When you use hair dye, you can be sure that your...
1
· won't get whiter, no matter what you use. When you use hair dye, you can be sure that your hair will end up another color; but when you whiten your teeth there's no guarantee
![Victoria Horner Andrew Whiten Causal knowledge and ...12] Horner and Whiten (2005).pdf · Chimpanzee causal knowledge has mainly been investi-gatedinthecontextoftooluse.Wildchimpanzeesusetools](https://img.pdfslide.us/doc/110x75/600c5bb03033c0383c0e5a79/victoria-horner-andrew-whiten-causal-knowledge-and-12-horner-and-whiten-2005pdf.jpg)
